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Pickett Model N4-ES Log Log Dual-Base Vector Hyperbolic Slide Rule and Case

Pickett Model N4-ES Log Log Dual-Base Vector Hyperbolic Slide Rule and Case

$50.00$25.00

Dietzgen Slide Rule Decimal Trig Type No. 1749 Style-M & Case Vintage Germany

Dietzgen Slide Rule Decimal Trig Type No. 1749 Style-M & Case Vintage Germany

$26.95$13.47

Fine Vintage Post Versalog Slide Rule Hemmi Japan Bamboo With Leather Case READ

Fine Vintage Post Versalog Slide Rule Hemmi Japan Bamboo With Leather Case READ

$24.00$12.00

1970 Frederick Post Versalog Slide Rule 1460 ~Leather Case

1970 Frederick Post Versalog Slide Rule 1460 ~Leather Case

$9.95$4.97

K&E Keuffel & Esser 68-1130 Slide Rule w/ Leather Case Deci Lon 5 Free Shipping

K&E Keuffel & Esser 68-1130 Slide Rule w/ Leather Case Deci Lon 5 Free Shipping

$225.00$112.50

Vintage C-Thru Ruler Company Pocket Slide Rule No. 27 W/Instructions

Vintage C-Thru Ruler Company Pocket Slide Rule No. 27 W/Instructions

$9.99$5.00

*RARE* Lejard, Maison Richer, Tachymetrical Slide Rule, c1850, German Silver

*RARE* Lejard, Maison Richer, Tachymetrical Slide Rule, c1850, German Silver

$399.00$199.50

K+E/Keuffel+Esser 4161-1C Pocket Slide Rule Leather Sheath Manual Book/Complete

K+E/Keuffel+Esser 4161-1C Pocket Slide Rule Leather Sheath Manual Book/Complete

$22.45$11.22

Hemmi Frederick Post Versalog 1460 Slide Rule with Hard Plastic Case Japan

Hemmi Frederick Post Versalog 1460 Slide Rule with Hard Plastic Case Japan

$59.99$30.00

VINTAGE SIC Bamboo SLIDE RULE No. 1020 With Product Box And Protective Sleeve

VINTAGE SIC Bamboo SLIDE RULE No. 1020 With Product Box And Protective Sleeve

$11.95$5.97

Frederick Post Co. Versalog Cat. 1460 Slide Rule +Leather Case Hemmi Japan

Frederick Post Co. Versalog Cat. 1460 Slide Rule +Leather Case Hemmi Japan

$15.00$7.50

Vintage Eugene Dietzgen Manheim 1769 10" Slide Rule and Case Near Mint!

Vintage Eugene Dietzgen Manheim 1769 10" Slide Rule and Case Near Mint!

$31.99$15.99

Frederick Post Co. Versalog Slide Rule 1460 Hemmi Japan with Leather Case

Frederick Post Co. Versalog Slide Rule 1460 Hemmi Japan with Leather Case

$59.95$29.98

Pickett Circular Slide Rule Mark-up Calculator Model 107ES Vintage

Pickett Circular Slide Rule Mark-up Calculator Model 107ES Vintage

$48.00$24.00

Vintage Pickett Model N-200-ES Metal Slide Rule w/Leather Case made U.S.A.

Vintage Pickett Model N-200-ES Metal Slide Rule w/Leather Case made U.S.A.

$29.50$14.75

Vintage Pocket SLIDE RULE: ACU-MATH no 1200 w Leather Case

Vintage Pocket SLIDE RULE: ACU-MATH no 1200 w Leather Case

$18.00$9.00

Post Slide Rule. 301518 With Leather Case.

Post Slide Rule. 301518 With Leather Case.

$28.60$14.30

POST HEMMI Japan 1460 "PROJECTION VERSALOG Slide Rule w/leather case

POST HEMMI Japan 1460 "PROJECTION VERSALOG Slide Rule w/leather case

$59.99$30.00

vintage slide rule/relay

vintage slide rule/relay

$38.00$19.00

Pickett N600-ES Slide Rule - NIB (New In Box) - Old Stock - Style 4 (1958-62)

Pickett N600-ES Slide Rule - NIB (New In Box) - Old Stock - Style 4 (1958-62)

$229.99$115.00

Vintage BLATZ BEER SALESMAN'S PROFIT SLIDE RULE

Vintage BLATZ BEER SALESMAN'S PROFIT SLIDE RULE

$24.99$12.49

$1.99 Aristo 903 Scholar (Trig) w/hardcase Int'l Slide Rule Museum School Sets

$1.99 Aristo 903 Scholar (Trig) w/hardcase Int'l Slide Rule Museum School Sets

$1.99$0.99

Vintage Pickett 160 Microline Student Slide Rule with Box, Case and Instructions

Vintage Pickett 160 Microline Student Slide Rule with Box, Case and Instructions

$14.99$7.50

Antique Pat. 1924 - 10" Keuffel & Esser #4092-3 Engineers Slide Rule - READ

Antique Pat. 1924 - 10" Keuffel & Esser #4092-3 Engineers Slide Rule - READ

$15.00$7.50

Vintage PICKETT NO. 120 Slide Ruler Rule with Case

Vintage PICKETT NO. 120 Slide Ruler Rule with Case

$13.99$7.00

Vintage Mannheim Slide Rule A&W Tru-Bilt New Jersey

Vintage Mannheim Slide Rule A&W Tru-Bilt New Jersey

$10.00$5.00

Pickett Microline Model 160 Slide Rule Engineering Tool w/ Original Case Vintage

Pickett Microline Model 160 Slide Rule Engineering Tool w/ Original Case Vintage

$14.95$7.47

Vintage Gerber Variable Scale Engineering Slide Rule Model TP007100B With Case

Vintage Gerber Variable Scale Engineering Slide Rule Model TP007100B With Case

$55.00$27.50

Pickett Synchro Scale Model N803-ES Log Speed Slide Rule & Leather Case & Book

Pickett Synchro Scale Model N803-ES Log Speed Slide Rule & Leather Case & Book

$30.00$15.00

Vintage Eugene Dietzgen Slide Rule N1733 Decimal Trig Type Log Rule Leather Case

Vintage Eugene Dietzgen Slide Rule N1733 Decimal Trig Type Log Rule Leather Case

$19.99$9.99

Rare Vintage 1930's Keuffel & Esser Kurtz 4090-3 Psychrometric Slide Rule w Case

Rare Vintage 1930's Keuffel & Esser Kurtz 4090-3 Psychrometric Slide Rule w Case

$150.00$75.00

Sand, Gravel & Crushed Stone Calculator Slide Rule Lot of 10pcs-Made In USA!!!

Sand, Gravel & Crushed Stone Calculator Slide Rule Lot of 10pcs-Made In USA!!!

$119.00$59.50

Frederick Post Co Versalog Hemmi Bamboo Slide Rule Model 1460 Made Japan Vintage

Frederick Post Co Versalog Hemmi Bamboo Slide Rule Model 1460 Made Japan Vintage

$32.50$16.25

Keuffel & Esser Co. Slide Rule, Leather Case & Manual No 4168

Keuffel & Esser Co. Slide Rule, Leather Case & Manual No 4168

$39.95$19.98

Pickett Model N4-ES Aluminum Slide Rule LOG LOG Vector Hyperbolic W/ Case

Pickett Model N4-ES Aluminum Slide Rule LOG LOG Vector Hyperbolic W/ Case

$39.50$19.75

Vintage Concise No. 320 Circular Slide Rule w/Sleeve, Directions, Kurt Orban Co.

Vintage Concise No. 320 Circular Slide Rule w/Sleeve, Directions, Kurt Orban Co.

$12.95$6.47

KEUFFEL & ESSER SLIDE RULE Slide Ruler With Original Case,

KEUFFEL & ESSER SLIDE RULE Slide Ruler With Original Case,

$49.00$24.50

Vintage 1960 Smarty Cat Slide Rule

Vintage 1960 Smarty Cat Slide Rule

$5.00$2.50

Vintage Faber Castell 2/82 Duplex Slide Rule with 2-Piece Green Slide Box

Vintage Faber Castell 2/82 Duplex Slide Rule with 2-Piece Green Slide Box

$99.99$49.99

Vintage Pickett N4-ES Vector Log Log Dual-Base Speed Slide Rule W/Leather Case

Vintage Pickett N4-ES Vector Log Log Dual-Base Speed Slide Rule W/Leather Case

$114.74$57.37

APF Mark 23 Electronic Slide Rule Calculator With AC Adapter Tested & Working

APF Mark 23 Electronic Slide Rule Calculator With AC Adapter Tested & Working

$12.00$6.00

The Slide Rule And Logarithmic Tables Including A Ten-Place Table 1957 HC-DJ

The Slide Rule And Logarithmic Tables Including A Ten-Place Table 1957 HC-DJ

$6.00$3.00

Vintage Pickett All Metal Slide Rule N-500-ES Hi Log

Vintage Pickett All Metal Slide Rule N-500-ES Hi Log

$29.00$14.50

A Seminar on How to Use the Slide Rule

A Seminar on How to Use the Slide Rule

$14.95$7.47

REISS SLIDE RULE no. 3209 ALUMINIUM w/ POUCH

REISS SLIDE RULE no. 3209 ALUMINIUM w/ POUCH

$49.00$24.50

Vintage THE FREDERICK POST Co. No 1462 Slide Rule Logarithmic Scale Ruler

Vintage THE FREDERICK POST Co. No 1462 Slide Rule Logarithmic Scale Ruler

$16.50$8.25

Faber Castell Duplex 2/82 Slide Rule Plastic Case

Faber Castell Duplex 2/82 Slide Rule Plastic Case

$79.00$39.50

Vintage Pickett Cleveland Institute of Electronics Slide Rule Model N-515-T USA

Vintage Pickett Cleveland Institute of Electronics Slide Rule Model N-515-T USA

$29.50$14.75

Vintage 1961 K&E 68 1100 Slide Rule w/Leather Case Keuffel Esser Deci Lon

Vintage 1961 K&E 68 1100 Slide Rule w/Leather Case Keuffel Esser Deci Lon

$55.82$27.91

Vintage Precision Sterling Slide Rule 11”

Vintage Precision Sterling Slide Rule 11”

$10.00$5.00

Post Versalog 1461 slide rule - Moderately Used, Includes Leather Clip Case

Post Versalog 1461 slide rule - Moderately Used, Includes Leather Clip Case

$100.00$50.00

Vintage Eugene Dietzgen Microglide Slide Rule with case No.1734 - Made in USA

Vintage Eugene Dietzgen Microglide Slide Rule with case No.1734 - Made in USA

$35.00$17.50

Vintage K-E Keuffel & Esser Co Slide Rule N4058W with Case 11"L

Vintage K-E Keuffel & Esser Co Slide Rule N4058W with Case 11"L

$25.00$12.50

Brand New Pickett Slide Rule Genuine Leather Case Only Brown - USA Made - NEW

Brand New Pickett Slide Rule Genuine Leather Case Only Brown - USA Made - NEW

$59.99$30.00

Pocket Slide Rule Lot 6" Denmark & Leather Case Buffalo Forge

Pocket Slide Rule Lot 6" Denmark & Leather Case Buffalo Forge

$32.00$16.00

VINTAGE PICKETT SLIDE RULE LEATHER CASE MODEL N200-T TRIG 6" Manual Box ~ Apollo

VINTAGE PICKETT SLIDE RULE LEATHER CASE MODEL N200-T TRIG 6" Manual Box ~ Apollo

$22.50$11.25

Vintage Post 1450 Versatrig Slide Rule | Hemmi Japan | No Case

Vintage Post 1450 Versatrig Slide Rule | Hemmi Japan | No Case

$19.99$9.99

Keiffel and Esser slide rule model number 4181-1

Keiffel and Esser slide rule model number 4181-1

$25.00$12.50

VINTAGE BELL SYSTEM CABLE AND WIRE COLOR CODE SLIDE RULE

VINTAGE BELL SYSTEM CABLE AND WIRE COLOR CODE SLIDE RULE

$12.95$6.47

Frederick Post Co. Versalog 1460 Slide Rule w Leather Case Hemmi Bamboo Japan

Frederick Post Co. Versalog 1460 Slide Rule w Leather Case Hemmi Bamboo Japan

$29.62$14.81

Vintage Pickett All Metal Slide Rule - MODEL N902-ES. Simplex Trig - With Case

Vintage Pickett All Metal Slide Rule - MODEL N902-ES. Simplex Trig - With Case

$9.00$4.50

Vintage COMPASS Slide Rule Japan No.1321 HK-3 W/Leather Case Machinist Drafting

Vintage COMPASS Slide Rule Japan No.1321 HK-3 W/Leather Case Machinist Drafting

$29.99$14.99

Vintage: Standard Telephone Cable Color Coding Chart Slide Rule © 1974

Vintage: Standard Telephone Cable Color Coding Chart Slide Rule © 1974

$14.85$7.42

Vintage Genuine DIETZGEN Slide Rule & Leather Case - Made in USA

Vintage Genuine DIETZGEN Slide Rule & Leather Case - Made in USA

$9.85$4.92

VINTAGE Frederick Post 1460 Versalog HEMMI Bamboo Slide Rule & Case (Jan 1953)

VINTAGE Frederick Post 1460 Versalog HEMMI Bamboo Slide Rule & Case (Jan 1953)

$29.99$14.99

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

$12.00$6.00

Versalog Slide Rule Instructions Frederick Post Company 1963

Versalog Slide Rule Instructions Frederick Post Company 1963

$14.00$7.00

Frederick Post Co. Versalog Cat. 1460 Slide Rule +Leather Case Hemmi Japan

Frederick Post Co. Versalog Cat. 1460 Slide Rule +Leather Case Hemmi Japan

$13.99$7.00

Chemical Engineer (Dad) SUN HEMMI SLIDE RULE Leather Pouch Pocket VERY NICE

Chemical Engineer (Dad) SUN HEMMI SLIDE RULE Leather Pouch Pocket VERY NICE

$49.99$25.00

Vintage Lutz #102 S Slide Rule & Leather Case Made in Japan

Vintage Lutz #102 S Slide Rule & Leather Case Made in Japan

$22.00$11.00

KE 4181-1 Slide Rule With Green Leather KE Case

KE 4181-1 Slide Rule With Green Leather KE Case

$24.99$12.49

Vintage Ballantine Rule Slide Rule 1953. Volts, Power, dB, ratio

Vintage Ballantine Rule Slide Rule 1953. Volts, Power, dB, ratio

$11.98$5.99

📏Vintage FABER CASTELL 2/82 Germany Slide Rule

📏Vintage FABER CASTELL 2/82 Germany Slide Rule

$48.00$24.00

📐Vintage FABER CASTELL 62/83 Germany Slide Rule With Case & Manual

📐Vintage FABER CASTELL 62/83 Germany Slide Rule With Case & Manual

$155.00$77.50

Keuffel & Esser K&E Doric Model 9061-1 Slide Rule with Original Case

Keuffel & Esser K&E Doric Model 9061-1 Slide Rule with Original Case

$20.00$10.00

MUSIGRAPH MUSIC THEORY SLIDE RULE VERY RARE VINTAGE ONLY 5,000 WERE PRODUCED

MUSIGRAPH MUSIC THEORY SLIDE RULE VERY RARE VINTAGE ONLY 5,000 WERE PRODUCED

$18.00$9.00

VINTAGE VERSALOG ENGINEER SLIDE RULE W/LEATHER CASE 1460 HEMMI BAMBOO JAPAN

VINTAGE VERSALOG ENGINEER SLIDE RULE W/LEATHER CASE 1460 HEMMI BAMBOO JAPAN

$29.99$14.99

Vintage Eugene Dietzgen Slide Rule Microglide Vector Type Log Log N1725

Vintage Eugene Dietzgen Slide Rule Microglide Vector Type Log Log N1725

$19.99$9.99

Safe Rhythm Slide Rule

Safe Rhythm Slide Rule

$40.08$20.04

MINTY CLEAN made in Germany ARISTO CHARVOZ Multilog 970 Slide Rule & leather cs

MINTY CLEAN made in Germany ARISTO CHARVOZ Multilog 970 Slide Rule & leather cs

$58.99$29.50

Vintage 5" Pocket Slide Rule Made in England - FREE SHIPPING

Vintage 5" Pocket Slide Rule Made in England - FREE SHIPPING

$14.00$7.00

Vintage SUN HEMMI "DYNAMO" Bamboo Slide Rule with Original Box JAPAN

Vintage SUN HEMMI "DYNAMO" Bamboo Slide Rule with Original Box JAPAN

$65.00$32.50

Pickett & Eckel N600-T Log Log Speed Rule all metal slide rule Made in USA

Pickett & Eckel N600-T Log Log Speed Rule all metal slide rule Made in USA

$45.00$22.50

Sama & Etani Concise Chemical Science Tables and Circular Slide Rule Vintage

Sama & Etani Concise Chemical Science Tables and Circular Slide Rule Vintage

$40.00$20.00

Frederick Post Versalog Hemmi Bamboo Slide Rule 1460 With Leather Case Japan

Frederick Post Versalog Hemmi Bamboo Slide Rule 1460 With Leather Case Japan

$34.30$17.15

Vintage: Noise Loading Conversion Calculator Slide Rule © 1970 PERRYGRAF

Vintage: Noise Loading Conversion Calculator Slide Rule © 1970 PERRYGRAF

$16.85$8.43

Dietzen 1734 Decimal Trig Log Log Slide Rule Complete

Dietzen 1734 Decimal Trig Log Log Slide Rule Complete

$54.99$27.50

Vintage K&E slide rule New in Box (it was opened to show contents)

Vintage K&E slide rule New in Box (it was opened to show contents)

$107.50$53.75

Lafayette ? Model 99-7030 ? 6" Pocket Slide Rule made in Japan

Lafayette ? Model 99-7030 ? 6" Pocket Slide Rule made in Japan

$12.00$6.00

Lot of Slide and Circular Rules and Selectors (24)

Lot of Slide and Circular Rules and Selectors (24)

$50.00$25.00

Dietzgen No. 1767 National Slide Rule 12” Made in USA Vintage Leather Sleeve

Dietzgen No. 1767 National Slide Rule 12” Made in USA Vintage Leather Sleeve

$16.00$8.00

Reflectometer & Mismatch Error Limits Slide Rule Calculator / Amateur Radio

Reflectometer & Mismatch Error Limits Slide Rule Calculator / Amateur Radio

$6.00$3.00

Vintage Post 1445 Slide Rule TWO Student Slide Rules with Cases

Vintage Post 1445 Slide Rule TWO Student Slide Rules with Cases

$21.95$10.97

Keuffel & Esser K&E Log Log Duplex 4080-3Slide Rule Vintage W/ Leather Case

Keuffel & Esser K&E Log Log Duplex 4080-3Slide Rule Vintage W/ Leather Case

$29.99$14.99

Relay #505 Bamboo Slide Rule San-Ai Keiki Co Made in Japan TL-212

Relay #505 Bamboo Slide Rule San-Ai Keiki Co Made in Japan TL-212

$9.99$5.00

Extra Clean K&E 4158 K-12 PREP SLIDE RULE in orig case with instruction booklet

Extra Clean K&E 4158 K-12 PREP SLIDE RULE in orig case with instruction booklet

$24.99$12.49

Pickett Circular Slide Rule Mark-up Calculator Model 107ES Vintage

Pickett Circular Slide Rule Mark-up Calculator Model 107ES Vintage

$38.00$19.00

Acu-Math No.400 Slide Rule

Acu-Math No.400 Slide Rule

$5.00$2.50

Vintage The Quick And Easy Slide Rule Instruction Book.

Vintage The Quick And Easy Slide Rule Instruction Book.

$10.00$5.00

Slide Rule Simplified 1944 Book Mathematics Engineers Scientist Technician 1943

Slide Rule Simplified 1944 Book Mathematics Engineers Scientist Technician 1943

$14.00$7.00