keuffel-esser-slide-rule

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Vintage 1927 University of Pittsburgh Keuffel & Esser Slide Rule w/ Leather Case
Vintage 1927 University of Pittsburgh Keuffel & Esser Slide Rule w/ Leather Case

$125.00

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Vintage Keuffel & Esser Slide Rule w Leather Case
Vintage Keuffel & Esser Slide Rule w Leather Case

$39.99

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Vintage Keuffel & Esser Slide Rule W/Case, Mounted In Glass & Wood Frame
Vintage Keuffel & Esser Slide Rule W/Case, Mounted In Glass & Wood Frame

$73.45

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K&E Keuffel & Esser Slide Rule 4088-3 Polyphase Duplex Pat 1900, 1908, 1915
K&E Keuffel & Esser Slide Rule 4088-3 Polyphase Duplex Pat 1900, 1908, 1915

$17.85

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Antique Thatcher's Calculator Keuffel & Esser Slide Rule Drum 4012 Case & Manual
Antique Thatcher's Calculator Keuffel & Esser Slide Rule Drum 4012 Case & Manual

$1200.00

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vintage keuffel esser slide rule 6 inch with case
vintage keuffel esser slide rule 6 inch with case

$22.00

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K&E Slide Rule Doric 9061-1 KEUFFEL & ESSER With Case VGC
K&E Slide Rule Doric 9061-1 KEUFFEL & ESSER With Case VGC

$14.00

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Vintage Keuffel & Esser Slide Rule A2 Made In The USA- 1947
Vintage Keuffel & Esser Slide Rule A2 Made In The USA- 1947

$27.95

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vintage keuffel esser slide rule
vintage keuffel esser slide rule

$20.00

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VINTAGE 1947 KEUFFEL & ESSER SLIDE RULE 68 1200
VINTAGE 1947 KEUFFEL & ESSER SLIDE RULE 68 1200

$74.99

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Vintage keuffel esser slide rule N4081-3 copyright 1947
Vintage keuffel esser slide rule N4081-3 copyright 1947

$39.00

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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case

$29.99

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1947 Vintage K&E Keuffel & Esser Slide Rule 4083-3 w/ Leather Case
1947 Vintage K&E Keuffel & Esser Slide Rule 4083-3 w/ Leather Case

$25.00

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Vintage K&E Keuffel & Esser Slide Rule DECI-LON 10 In Leather Case
Vintage K&E Keuffel & Esser Slide Rule DECI-LON 10 In Leather Case

$60.00

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Vintage Keuffel & Esser Slide Rule #4081-3 + Pickett N902-T With Cases - READ
Vintage Keuffel & Esser Slide Rule #4081-3 + Pickett N902-T With Cases - READ

$21.44

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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Made In The USA- 1947- Log Log
VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Made In The USA- 1947- Log Log

$66.77

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K & E Keuffel & Esser Slide Rule Manuals You Choose
K & E Keuffel & Esser Slide Rule Manuals You Choose

$10.00

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XRARE- Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig w/ Magnifier, K & E
XRARE- Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig w/ Magnifier, K & E

$75.00

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Keuffel & Esser Vintage 1967 Slide Ruler K&E Slide Rule Leather Case 68 1648
Keuffel & Esser Vintage 1967 Slide Ruler K&E Slide Rule Leather Case 68 1648

$15.00

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Keuffel & Esser Slide Rule Orange Leather Case Mid Century Calculator Math Tool
Keuffel & Esser Slide Rule Orange Leather Case Mid Century Calculator Math Tool

$27.50

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VINTAGE KEUFFEL & ESSER SLIDE RULE N4053-3 IN LEATHER CASE
VINTAGE KEUFFEL & ESSER SLIDE RULE N4053-3 IN LEATHER CASE

$5.00

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1947 K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule w/ Case USA
1947 K&E Keuffel & Esser 4081-3 Log Log Duplex Decitrig Slide Rule w/ Case USA

$39.00

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K&E, Keuffel Esser Slide Rule N4081-3S Log Log Duplex Decitrig Leather Case
K&E, Keuffel Esser Slide Rule N4081-3S Log Log Duplex Decitrig Leather Case

$40.00

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Vintage Keuffel & Esser Slide Rule, 12" And Leatherette Case
Vintage Keuffel & Esser Slide Rule, 12" And Leatherette Case

$20.00

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Vintage Keuffel & Esser Slide Rule 4081 with case
Vintage Keuffel & Esser Slide Rule 4081 with case

$22.00

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keuffel & esser slide rule # 4055
keuffel & esser slide rule # 4055

$22.99

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Vintage Keuffel & Esser Slide Rule No 4083-3 Log Log Duplex Vector 1947
Vintage Keuffel & Esser Slide Rule No 4083-3 Log Log Duplex Vector 1947

$28.00

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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case

$20.00

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1944-1945 KEUFFEL & ESSER SLIDE RULE MANUALS & PRICELIST LOT OF 3 - J 6746
1944-1945 KEUFFEL & ESSER SLIDE RULE MANUALS & PRICELIST LOT OF 3 - J 6746

$35.00

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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Made In The USA- 1947- Duplex Log
VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Made In The USA- 1947- Duplex Log

$62.91

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Vintage 1947 Keuffel & Esser Slide Rule Model # 4080-3 Made In USA
Vintage 1947 Keuffel & Esser Slide Rule Model # 4080-3 Made In USA

$35.00

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K&E Keuffel & Esser Slide Rule W Leather Case Model 4181-3 1947 Father's Day Gi
K&E Keuffel & Esser Slide Rule W Leather Case Model 4181-3 1947 Father's Day Gi

$49.99

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Vintage British Slide Rule Keuffel & Esser Slide Rule 4080-3 needs some TLC
Vintage British Slide Rule Keuffel & Esser Slide Rule 4080-3 needs some TLC

$30.00

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Vintage Collectible Keuffel & Esser Slide Rule
Vintage Collectible Keuffel & Esser Slide Rule

$35.00

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K&E Keuffel & Esser Slide Rule with Black Leather Case Model 4181-1 - Very Nice
K&E Keuffel & Esser Slide Rule with Black Leather Case Model 4181-1 - Very Nice

$64.99

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RaRe VinTagE KEUFFEL & ESSER SLIDE RULE N-4096 w/ Case 20" CI Red Numbers!
RaRe VinTagE KEUFFEL & ESSER SLIDE RULE N-4096 w/ Case 20" CI Red Numbers!

$129.99

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Antique Keuffel Esser Slide Rule 4053-Patent Date June 6, 1900 Celluloid & Wood
Antique Keuffel Esser Slide Rule 4053-Patent Date June 6, 1900 Celluloid & Wood

$23.50

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Vintage Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig 1947 Made In USA K&E
Vintage Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig 1947 Made In USA K&E

$29.99

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Keuffel Esser Slide Rule N4081-3S Log Log Duplex Decitrig Leather Case Box 1940s
Keuffel Esser Slide Rule N4081-3S Log Log Duplex Decitrig Leather Case Box 1940s

$129.99

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Vintage K&E Keuffel & Esser Slide Rule W/Case - 302279, 4088-3
Vintage K&E Keuffel & Esser Slide Rule W/Case - 302279, 4088-3

$20.00

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Keuffel & Esser Slide Rule. 10.5 Inch Ruler w/Inches & Centimeters Leather Case
Keuffel & Esser Slide Rule. 10.5 Inch Ruler w/Inches & Centimeters Leather Case

$16.00

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Vintage Keuffel & Esser Slide Rule 68 1100 Deci Lon 10 K&E w/ Leather Case
Vintage Keuffel & Esser Slide Rule 68 1100 Deci Lon 10 K&E w/ Leather Case

$99.99

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Vintage Keuffel & Esser Slide Rule Polyphase Duplex Trig. 4070-3 Leather Case
Vintage Keuffel & Esser Slide Rule Polyphase Duplex Trig. 4070-3 Leather Case

$21.95

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RARE Vintage Keuffel & Esser Slide rule Sliderule 4053-3 Wood inlay
RARE Vintage Keuffel & Esser Slide rule Sliderule 4053-3 Wood inlay

$19.95

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Vintage Keuffel & Esser Slide Rule 4088-3 with Leather Case K + E DAMAGED
Vintage Keuffel & Esser Slide Rule 4088-3 with Leather Case K + E DAMAGED

$12.00

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K&E Keuffel Esser- Slide Rule W/Box and Manual- K 9 Prep- 68 1892- Desk Model
K&E Keuffel Esser- Slide Rule W/Box and Manual- K 9 Prep- 68 1892- Desk Model

$39.99

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Vintage Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig US K & E Box Only
Vintage Keuffel Esser Slide Rule 4080-3 Log Log Duplex Trig US K & E Box Only

$9.99

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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA
1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA

$19.00

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K & E - The POLYPHASE Slide Rule no. N4053 Self Teaching Manual - 1944
K & E - The POLYPHASE Slide Rule no. N4053 Self Teaching Manual - 1944

$15.00

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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 USA
VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 USA

$14.99

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig USA

$24.42

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VINTAGE K&E KEUFFEL & ESSER SLIDE RULE No.4088-3 WITH ORIGINAL CASE MADE IN USA
VINTAGE K&E KEUFFEL & ESSER SLIDE RULE No.4088-3 WITH ORIGINAL CASE MADE IN USA

$19.99

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1950s K&E Keuffel & Esser Slide Rule DORIC 4150-1 with Green Leather Slip Case
1950s K&E Keuffel & Esser Slide Rule DORIC 4150-1 with Green Leather Slip Case

$31.50

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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case

$24.87

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Vintage Keuffel & Esser Slide Rule #4058-W w/Case
Vintage Keuffel & Esser Slide Rule #4058-W w/Case

$10.00

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Vtg K&E Keuffel & Esser magnified slide rule # 431340 with leather case
Vtg K&E Keuffel & Esser magnified slide rule # 431340 with leather case

$53.99

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Vintage K&E Keuffel & Esser Slide Rule 4083-3 W/ Case made in USA
Vintage K&E Keuffel & Esser Slide Rule 4083-3 W/ Case made in USA

$14.99

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Keuffel Esser Slide Rule Elementary Instructions For Operating 1944 Copyright ZP
Keuffel Esser Slide Rule Elementary Instructions For Operating 1944 Copyright ZP

$20.79

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VTG K&E Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig USA Leather Case
VTG K&E Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig USA Leather Case

$27.99

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Vintage Antique 1925 Keuffel Esser Slide Rule N4053-3 W Original Leather Case
Vintage Antique 1925 Keuffel Esser Slide Rule N4053-3 W Original Leather Case

$30.00

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$15.00

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K & E 4081-3S LOG LOG DUPLEX DECITRIG KEUFFEL & ESSER SLIDE RULE W/LEATHER CASE
K & E 4081-3S LOG LOG DUPLEX DECITRIG KEUFFEL & ESSER SLIDE RULE W/LEATHER CASE

$29.99

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KEUFFEL & ESSER SLIDE RULE w/Case PAT. JUNE 5 1900 ~ Antique Vintage
KEUFFEL & ESSER SLIDE RULE w/Case PAT. JUNE 5 1900 ~ Antique Vintage

$40.00

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Keuffel & Esser Slide Rule (548730) - Vintage, White
Keuffel & Esser Slide Rule (548730) - Vintage, White

$24.99

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Keuffel & Esser Slide Rule & Case No. N4053-8 From MIT + 1953 How To Use Book
Keuffel & Esser Slide Rule & Case No. N4053-8 From MIT + 1953 How To Use Book

$20.49

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$59.95

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K & E Keuffel & Esser Slide Rule With Leather Case K&E Log Log 4091-3
K & E Keuffel & Esser Slide Rule With Leather Case K&E Log Log 4091-3

$32.50

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Keuffel & Esser Slide Rule N4081-3 Log Log Trig Duplex Box Case Vintage USA
Keuffel & Esser Slide Rule N4081-3 Log Log Trig Duplex Box Case Vintage USA

$79.88

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Vintage K&E Keuffel & Esser Slide Rule N9081-3 With Leather Case 1947 USA
Vintage K&E Keuffel & Esser Slide Rule N9081-3 With Leather Case 1947 USA

$25.00

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Vintage Keuffel & Esser Slide Rule with case #4092-3
Vintage Keuffel & Esser Slide Rule with case #4092-3

$24.00

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Vintage Keuffel Esser Slide Rule - Log Log Duplex Trig 4088-3 Complete Engraved
Vintage Keuffel Esser Slide Rule - Log Log Duplex Trig 4088-3 Complete Engraved

$36.45

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$37.00

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1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case
1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA Leather Case

$22.50

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K and E Keuffel & Esser Slide Rule Manual No. N4080 Log Duplex Trig Lyman Kells
K and E Keuffel & Esser Slide Rule Manual No. N4080 Log Duplex Trig Lyman Kells

$30.00

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$49.99

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🤓1955 K&E Keuffel & Esser Slide Rule 4168 USA Leather Case As Pictures 🥸
🤓1955 K&E Keuffel & Esser Slide Rule 4168 USA Leather Case As Pictures 🥸

$25.00

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vintage keuffel esser slide rule Beginners Slide 4058c With Case And Books
vintage keuffel esser slide rule Beginners Slide 4058c With Case And Books

$28.80

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Vintage Keuffel & Esser Slide Rule Model # 4080-3 Made In USA With Case
Vintage Keuffel & Esser Slide Rule Model # 4080-3 Made In USA With Case

$29.99

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$29.09

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Vintage Keuffel & Esser Slide Rule ▪︎ Model 4083-3 w/Leather Case
Vintage Keuffel & Esser Slide Rule ▪︎ Model 4083-3 w/Leather Case

$26.95

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Keuffel Esser Slide Rule N4081-3 Log Log Duplex Decitrig Leather Case Box 1940s
Keuffel Esser Slide Rule N4081-3 Log Log Duplex Decitrig Leather Case Box 1940s

$41.99

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Vintage K&E Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig No Case
Vintage K&E Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig No Case

$23.99

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*COLLECTIBLE* Vintage🔥KEUFFEL & ESSER Slide RULE #4081-3🔥w/ LEATHER Case!!!!
*COLLECTIBLE* Vintage🔥KEUFFEL & ESSER Slide RULE #4081-3🔥w/ LEATHER Case!!!!

$19.99

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Vintage engineer K&E Keuffel & Esser slide rule 4083-3 glass slide leather 1940s
Vintage engineer K&E Keuffel & Esser slide rule 4083-3 glass slide leather 1940s

$11.25

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Vintage 1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA
Vintage 1947 K&E Keuffel & Esser Slide Rule N4081-3 Log Duplex Decitrig USA

$19.99

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VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA
VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$39.99

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VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig w/booklet Case
VINTAGE K&E Keuffel & Esser Slide Rule 4081-3 Log Duplex Decitrig w/booklet Case

$69.99

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Vintage Keuffel & Esser Slide Rule 1900-1908 With Leather Case
Vintage Keuffel & Esser Slide Rule 1900-1908 With Leather Case

$58.88

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Vintage Keuffel & Esser Slide Rule Manual Polyphase by Breckenridge #68 2063
Vintage Keuffel & Esser Slide Rule Manual Polyphase by Breckenridge #68 2063

$9.99

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VINTAGE KEUFFEL+ESSER SLIDE RULE MANUAL N4081 1947
VINTAGE KEUFFEL+ESSER SLIDE RULE MANUAL N4081 1947

$12.99

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K&E Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig With Leather Case
K&E Keuffel & Esser Slide Rule 4081-3 Log Log Duplex Decitrig With Leather Case

$29.00

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Vintage Keuffel & Esser Slide Rule 4071-3 with original case Loook wow
Vintage Keuffel & Esser Slide Rule 4071-3 with original case Loook wow

$21.99

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Vintage Keuffel & Esser Slide Rule With Case And Magnifier 4097-c
Vintage Keuffel & Esser Slide Rule With Case And Magnifier 4097-c

$55.00

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VTG 1955 Keuffel & Esser Slide Rule Manual Log Duplex Decitrig No.4081book USA
VTG 1955 Keuffel & Esser Slide Rule Manual Log Duplex Decitrig No.4081book USA

$16.19

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VTG K & E Keuffel & Esser Slide Rule K&E 4080-3 Log Log Duplex + Leather Case
VTG K & E Keuffel & Esser Slide Rule K&E 4080-3 Log Log Duplex + Leather Case

$34.95

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Vintage Keuffel & Esser Slide Rule with Case No. 355412
Vintage Keuffel & Esser Slide Rule with Case No. 355412

$23.99

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Vintage Antique Keuffel & Esser Slide Rule 4053-3 FREE SHIP
Vintage Antique Keuffel & Esser Slide Rule 4053-3 FREE SHIP

$39.00

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VINTAGE Antique KEUFFEL & ESSER SLIDE RULE N 4053-3 LEATHER CASE 294964 Pat 1900
VINTAGE Antique KEUFFEL & ESSER SLIDE RULE N 4053-3 LEATHER CASE 294964 Pat 1900

$18.00

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2 Keuffel & Esser slide rule 1936 4097B 1924 4092-3 with case and box
2 Keuffel & Esser slide rule 1936 4097B 1924 4092-3 with case and box

$79.00

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Vintage Keuffel Esser Slide Rule German Triangular Drafting Ruler Nice Set
Vintage Keuffel Esser Slide Rule German Triangular Drafting Ruler Nice Set

$26.75

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