Keuffel & Esser DECI-LON 68 1100 Slide Rule & Case c 1947, 1961 with Book
Price: USD 249.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser 10 Deci Lon 68 1100 Slide Rule With Leather Case And Strap, K&E
Price: USD 59.00
Condition: Used
Location: 708**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon-Free Shipping
Price: USD 74.95
Condition: Used
Location: 152**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K&E N4080-3 Log Log Duplex Trig Slide Rule W/ Brown Leather Case
Price: USD 44.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 7.99
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Vintage Keuffel & Esser KE SLIDE RULE #4055 w/Hard Case Early 20th Century
Price: USD 18.00
Condition: Used
Location: 601**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel & Esser (K+E) USA 4181-1 7" Slide Rule Leather Case Pocket Clip
Price: USD 36.00
Condition: Used
Location: 802**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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VTG K&E 68 1100 Slide Rule W/ Leather Case Deci-Lon 10 Keuffel & Esser Ruler
Price: USD 49.99
Condition: Used
Location: 926**
Shipping Type: FIXED
Shipping Cost: USD 6.63
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VINTAGE KEUFFEL & ESSER (K&E) N4081-3 SLIDE RULE LOG LOG DUPLEX DECITRIG
Price: USD 29.99
Condition: Used
Location: 992**
Shipping Type: FIXED
Shipping Cost: USD 13.00
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Vintage Keuffel & Esser Duplex Slide Rule 4081-3 with Leather Case USA
Price: USD 34.00
Condition: Used
Location: 363**
Shipping Type:
Shipping Cost: USD
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Keuffel Esser Slide Rule N4081-3 Log Log Duplex Decitrig Leather Case Box
Price: USD 50.00
Condition: Used
Location: 481**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage 1941 Keuffel & Esser 4053-3 Slide Rule with Magnifier and Leather Case
Price: USD 29.99
Condition: Used
Location: 532**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 with Leather Case - Vintage
Price: USD 24.50
Condition: Used
Location: 120**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K&E Keuffel & Esser Co. 1947 Log Log Duplex Vector Slide Rule 4080-3
Price: USD 29.95
Condition: Used
Location: 956**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K&E Log Log Duplex 68 1215 Slide Rule W/Leather Case Old 4081-3S
Price: USD 127.49
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K&E Slide Rule 4088-3 Patent 1908 w/ Leather Case
Price: USD 50.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel & Esser KE 4081-3 Log Log Duplex Decitrig Slide Rule Case Box
Price: USD 46.00
Condition: Used
Location: 295**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Vintage Keuffel & Esser (K+E) USA 4181-1 7" Slide Rule Leather Case 1947
Price: USD 67.99
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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B15 K&E Keuffel & Esser 4181 6" Pocket Slide Rule with Slip case
Price: USD 40.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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K&E Keuffel & Esser Slide Rule 4080-3 w/Leather Case ~1939-1947 ~ #771214
Price: USD 42.00
Condition: Used
Location: 633**
Shipping Type:
Shipping Cost: USD
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VINTAGE 1947 KEUFFEL & ESSER 4181-1 SLIDE RULE WITH CASE USA
Price: USD 34.99
Condition: Used
Location: 626**
Shipping Type: FIXED
Shipping Cost: USD 4.75
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1947 K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule w/ Case USA
Price: USD 19.99
Condition: Used
Location: 920**
Shipping Type: FIXED
Shipping Cost: USD 6.95
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Vintage K+E Keuffel & Esser 4092-3 Slide Rule in Leather Case 1924 Pat. Date
Price: USD 17.09
Condition: Used
Location: 321**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA No Case
Price: USD 19.00
Condition: Used
Location: 041**
Shipping Type: FIXED
Shipping Cost: USD 5.00
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Vintage Keuffel & Esser 1947 Decitrig Slide Rule with Leather Case USA 68 1210
Price: USD 39.67
Condition: Used
Location: 601**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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vintage keuffel esser slide rule 6 inch with case
Price: USD 22.00
Condition: Used
Location: 201**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VINTAGE WOOD K&E KEUFFEL & ESSER 20" N-4053-5 SLIDE RULE - Missing Curser
Price: USD 42.99
Condition: Used
Location: 786**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Antique K+E Keuffel & Esser Wood Slide Rule Model N4041 Pat. 1900 1915
Price: USD 23.74
Condition: Used
Location: 321**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K+E Keuffel & Esser 4091-3 Slide Rule in Leather Case 489187
Price: USD 29.74
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E KEUFFEL & ESSER Vintage 1947 Slide Rule LEATHER CASE MODEL 4181-1 NICE ONE
Price: USD 93.49
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel and Esser K&E 4081-3 Log Log Duplex Decitrig Slide Rule w/Case
Price: USD 15.99
Condition: Used
Location: 254**
Shipping Type: FIXED
Shipping Cost: USD 7.24
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Vintage Keuffel & Esser Co. K&E Slide Rule 4081-3 With Original Case. READ
Price: USD 27.17
Condition: Used
Location: 447**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1947 Keuffel and Esser K&E 4081-3 Log Log Duplex Decitrig Slide Rule W/ Case
Price: USD 39.95
Condition: Used
Location: 288**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Keuffel Esser K&E Slide Rule 4083-3 Leather Case and Box
Price: USD 36.99
Condition: Used
Location: 201**
Shipping Type:
Shipping Cost: USD
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Keuffel & Esser Deci-Lon Slide Rule - Good Condition, Includes Leather Case
Price: USD 100.00
Condition: Used
Location: 660**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Keuffel Esser Slide Rule N4081-3 Log Duplex Decitrig Leather Case - (LXC10A)
Price: USD 61.99
Condition: Used
Location: 585**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K&E Keuffel & Esser 68-1130 Slide Rule w/ Leather Case Deci Lon 5
Price: USD 210.00
Condition: Used
Location: 437**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 USA
Price: USD 14.99
Condition: Used
Location: 229**
Shipping Type: CALCULATED
Shipping Cost: USD
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VINTAGE - KEUFFEL & ESSER CO. POLYPHASE SLIDE RULE IN ORIGINAL CASE #4054
Price: USD 6.99
Condition: Used
Location: 946**
Shipping Type: FIXED
Shipping Cost: USD 5.00
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Keuffel Esser K+E KE Doric Slide Rule Original Slipcase and Leather Sleeve 9068
Price: USD 49.99
Condition: Used
Location: 142**
Shipping Type: FIXED
Shipping Cost: USD 12.00
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Keuffel & Esser 10 Deci Lon 68 1100 Slide Rule With Leather Case, K&E Made USA
Price: USD 80.00
Condition: Used
Location: 956**
Shipping Type: CALCULATED
Shipping Cost: USD
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KEUFFEL & ESSER K&E 4053-3 and More Lot SLIDE RULE with Green Leather Case x4
Price: USD 74.99
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 8.49
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Vintage KEUFFEL & ESSER SLIDE RULE N-4096 Desktop Standing on Cast Iron Feet
Price: USD 49.99
Condition: Used
Location: H2A***
Shipping Type: FIXED
Shipping Cost: USD 0.00
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vintage keuffel esser slide rule from West Point Military Academy 1961
Price: USD 20.00
Condition: Used
Location: 463**
Shipping Type: FIXED
Shipping Cost: USD 6.50
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Vintage Keuffel & Esser KE 4081-3 Log Log Duplex Decitrig Slide Rule
Price: USD 34.00
Condition: Used
Location: 373**
Shipping Type: CALCULATED
Shipping Cost: USD
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Keuffel & Esser K & E 4080-3 Log Log Duplex Trig Slide Rule W/ Case USA Vintage
Price: USD 38.67
Condition: Used
Location: 973**
Shipping Type: FIXED
Shipping Cost: USD 6.69
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 with Leather Case
Price: USD 19.95
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 5.95
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Keuffel Esser KE Slide Rule 4083-3 Log Log Duplex Decitrig Leather Case Box USA
Price: USD 29.99
Condition: Used
Location: 131**
Shipping Type: FIXED
Shipping Cost: USD 9.95
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Vintage Keuffel & Esser (K+E) USA 4181-1 7" Slide Rule Leather Case 1947
Price: USD 40.00
Condition: Used
Location: 919**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage 1961 K&E 68 1100 Slide Rule w/Leather Case Keuffel Esser Deci Lon
Price: USD 55.82
Condition: Used
Location: 335**
Shipping Type: FIXED
Shipping Cost: USD 9.63
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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
Price: USD 20.00
Condition: Unspecified
Location: 631**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
Price: USD 29.99
Condition: Used
Location: 891**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage - Keuffel & Esser Slide Rule - 4088-3S with Distressed Leather Case
Price: USD 14.95
Condition: Used
Location: 474**
Shipping Type: FIXED
Shipping Cost: USD 6.85
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Vintage Engineering Slide Rule Keuffel & Esser Co. With leather Case 1947 Wood
Price: USD 35.00
Condition: Used
Location: 828**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K & E Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig 1947 USA
Price: USD 29.99
Condition: Used
Location: 023**
Shipping Type: FIXED
Shipping Cost: USD 6.99
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Vintage Keuffel & Esser 68 1210 Slide rule & Original Case 1947 K&E
Price: USD 48.10
Condition: Used
Location: 925**
Shipping Type: FIXED
Shipping Cost: USD 6.95
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K+E 4080-3 Log Duplex Trig Slide Rule w Leather Case Keuffel Esser Vintage Used
Price: USD 42.49
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K & E Slide Rule 4181-3 w/ Leather Sheath Copyright 1947 by Keuffel & Esser
Price: USD 28.00
Condition: Used
Location: 741**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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1956 Keuffel & Esser Co ins advertising booklet slide rule Don Herold
Price: USD 9.99
Condition: Used
Location: 633**
Shipping Type: CALCULATED
Shipping Cost: USD
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Very Clean K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon 10
Price: USD 109.00
Condition: Used
Location: 437**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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K+E 4080-3 Log Log Duplex Trig Slide Rule W/ Leather Case Keuffel Esser Vintage
Price: USD 34.99
Condition: Used
Location: 985**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K+E Slide Rule 68-1210 Log Log Duplex Decitrig 1947 Leather +Box
Price: USD 27.95
Condition: Used
Location: 786**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage KEUFFEL & ESSER Slide Rule Model N4053-3 K&E with Case ~ Made in USA
Price: USD 29.99
Condition: Used
Location: 171**
Shipping Type: FIXED
Shipping Cost: USD 4.95
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Keuffel & Esser K+E 4053-3 Slide Rule in Leather Case, N4053-3
Price: USD 17.95
Condition: Used
Location: 051**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K&E Deci-Lon 10 Slide Rule 68-1100 with Case Keuffel & Esser Co
Price: USD 59.99
Condition: Used
Location: 063**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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B18 K&E Keuffel & Esser 4092-3 Slide Rule
Price: USD 17.99
Condition: Used
Location: 026**
Shipping Type: FIXED
Shipping Cost: USD 9.99
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Keuffel & Esser Vintage Slide Ruler K&E Slide Rule Leather Case 4153-1
Price: USD 28.49
Condition: Unspecified
Location: 852**
Shipping Type: FIXED
Shipping Cost: USD 5.89
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B15 K&E Keuffel & Esser 4098 6" Pocket Slide Rule with Slip case
Price: USD 15.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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Early Keuffel & Esser K&E 4053-3 Wood Slide Rule w/ Leather Case - Pat 8/17/15
Price: USD 45.99
Condition: Used
Location: 921**
Shipping Type: FIXED
Shipping Cost: USD 9.47
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K+E/Keuffel+Esser 4161-1C Pocket Slide Rule Leather Sheath Manual Book/Complete
Price: USD 35.00
Condition: Used
Location: 440**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA
Price: USD 25.00
Condition: Used
Location: 083**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K&E 4092-3 Log Log Duplex Slide Rule Leather Case Allen P. Bowie
Price: USD 28.00
Condition: Used
Location: 925**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig 1947 USA
Price: USD 66.50
Condition: Used
Location: 078**
Shipping Type: FIXED
Shipping Cost: USD 9.99
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B15 K&E Keuffel & Esser Deci-Lon 10 Slide Rule 12" with leather case
Price: USD 55.00
Condition: Used
Location: 983**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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VINTAGE KEUFFEL & ESSER CO. Slide Rule 681617 With Leather Case USA Ruler
Price: USD 25.00
Condition: Used
Location: 469**
Shipping Type: CALCULATED
Shipping Cost: USD
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1947 K&E Keuffel & Esser Duplex Slide Rule N4071-3S
Price: USD 21.00
Condition: New
Location: 262**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage K&E Keuffel and Esser Co. 10 Deci-lon Slide Rule w/ Leather Case
Price: USD 44.99
Condition: Used
Location: 030**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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K&E Slide Rule US PATENT Art Print READY TO FRAME!!!! 1915 Keuffel & Esser K E
Price: USD 9.95
Condition: New
Location: 532**
Shipping Type: FIXED
Shipping Cost: USD 3.95
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Keuffel & Esser K+E Vintage Slide Rule N-4053-3 with Leather Case FREE SHIPPING
Price: USD 17.99
Condition: Used
Location: 917**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Made In The USA- 1947- Log Log
Price: USD 24.00
Condition: Used
Location: 064**
Shipping Type: CALCULATED
Shipping Cost: USD
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K&E Keuffel & Esser Slide Rule 4088-3 w/ leather case has missing flap
Price: USD 16.00
Condition: Used
Location: 975**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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K&E Keuffel & Esser VTG Slide Rule N4056-3 MISSING CURSOR
Price: USD 5.00
Condition: Used
Location: 063**
Shipping Type:
Shipping Cost: USD
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VINTAGE KEUFFEL & ESSER SLIDE RULE N4053-3 IN LEATHER CASE
Price: USD 15.00
Condition: Used
Location: 522**
Shipping Type: FIXED
Shipping Cost: USD 5.00
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Antique K&E (Keuffel Esser) 4092-3 Slide Rule w/Metal Cursor Bars + Damaged Case
Price: USD 24.99
Condition: Used
Location: 544**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VTG K&E Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig USA Leather Case
Price: USD 27.99
Condition: Used
Location: 063**
Shipping Type: FIXED
Shipping Cost: USD 10.49
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Keuffel & Esser Co N.Y. USA K&E 4092-3 Slide Rule
Price: USD 39.99
Condition: Used
Location: 232**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Pile signed
Price: USD 36.00
Condition: Used
Location: 863**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vtg K+E 12.5" Slide Rule with Leather Case Keuffel & Esser No. 4081-3 FreeS&H
Price: USD 44.00
Condition: Used
Location: 193**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Doric K & E Co. 9068 Western Slide Rule
Price: USD 15.00
Condition: Used
Location: 145**
Shipping Type: FIXED
Shipping Cost: USD 6.75
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Vtg 1947 K&E Keuffel & Esser N4081-3 Log Log Duplex Decitrig Slide Rule w/ Case!
Price: USD 19.99
Condition: Used
Location: 946**
Shipping Type: FIXED
Shipping Cost: USD 9.99
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K&E 68 1100 Slide Rule w/ Leather Case Keuffel & Esser Deci Lon 10
Price: USD 109.00
Condition: Used
Location: 437**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser K & E N4080-3 LOG LOG DUPLEX TRIG Slide Rule & Case
Price: USD 29.99
Condition: Used
Location: 370**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage 1941 Keuffel & Esser 4053-3 Slide Rule with Magnifier and Leather Case
Price: USD 55.00
Condition: Used
Location: 220**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage 1961 K&E 68 1100 Slide Rule + Leather Case Keuffel & Esser Deci Lon 10
Price: USD 60.00
Condition: Used
Location: 712**
Shipping Type: FIXED
Shipping Cost: USD 6.95
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Keuffel Esser KE Slide Rule 4081-3 Log Log Duplex Decitrig Leather Case Box USA
Price: USD 41.99
Condition: Used
Location: 403**
Shipping Type: FIXED
Shipping Cost: USD 9.50
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Vintage Slide Rule Keuffel & Esser K&E Beginner's 4058W Ruler W Original Case
Price: USD 16.99
Condition: Used
Location: 920**
Shipping Type: FIXED
Shipping Cost: USD 5.95
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Vintage Keuffel & Esser Co. K&E Slide Rule 4055 With Leather Case Made in USA
Price: USD 20.00
Condition: Used
Location: 599**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage K&E Keuffel Esser Model 4081-3 Slide Rule W/case & Book
Price: USD 40.00
Condition: Used
Location: 293**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Keuffel & Esser Slide Rule 4088-2 With Difficult to find stitched Leather Case
Price: USD 39.99
Condition: Used
Location: 809**
Shipping Type:
Shipping Cost: USD
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Keuffel & Esser K&E 1947 Log Duplex Decitrig Slide Rule Leather Case N4083-3 VTG
Price: USD 34.99
Condition: Unspecified
Location: 032**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage Keuffel & Esser #4056 Favorite Slide Rule with Original Case
Price: USD 25.49
Condition: Used
Location: 982**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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