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Alro 300d V Rare Circular Slide Rule Round 1950 Log Metal Case Manual Holland

Alro 300d

Alro 300d V Rare Circular Slide Rule Round 1950 Log Metal Case Manual Holland

$189.00

Vintage 1947 Kande Keuffel And Esser 4181-1 Log Log Pocket 7 Slide Rule Casebox

Vintage 1947

Vintage 1947 Kande Keuffel And Esser 4181-1 Log Log Pocket 7 Slide Rule Casebox

$150.00

Alro 100r Circular Slide Rule Round 1950 Log Metal Case Complete Set Box Holland

Alro 100r

Alro 100r Circular Slide Rule Round 1950 Log Metal Case Complete Set Box Holland

$129.00

Vintage Keuffel And Esser K+e Slide Rule 68-1210 Log Log Duplex Decitrig C.1947

Vintage Keuffel

Vintage Keuffel And Esser K+e Slide Rule 68-1210 Log Log Duplex Decitrig C.1947

$112.00

Pickett 4-es Log Log Slide Rule Wcase, Usa.

Pickett 4-es

Pickett 4-es Log Log Slide Rule Wcase, Usa.

$10.00

Vtg Kande Keuffel And Esser 7 Slide Rule 4181-1c And Log Log Duplex Decitrig Manual

Vtg Kande

Vtg Kande Keuffel And Esser 7 Slide Rule 4181-1c And Log Log Duplex Decitrig Manual

$97.00

K And E Keuffer And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 Usa

K And

K And E Keuffer And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 Usa

$99.99

New In Orig Packag Pickett All Metal N500 Hi-log Speed Rule Slide Rule

New In

New In Orig Packag Pickett All Metal N500 Hi-log Speed Rule Slide Rule

$89.00

Vintage Nestler Nr.0290 Duplex Log Log Slide Rule With Case Made In Germany 2

Vintage Nestler

Vintage Nestler Nr.0290 Duplex Log Log Slide Rule With Case Made In Germany 2

$79.00

Vtg Dietzgen N1725l Vector Type Log Log Microglide Slide Rule Leather Case Wbox

Vtg Dietzgen

Vtg Dietzgen N1725l Vector Type Log Log Microglide Slide Rule Leather Case Wbox

$89.99

1947 Keuffel And Esser K And E Log Log Duplex Decitrig Slide Rule + Horse-hair Brush

1947 Keuffel

1947 Keuffel And Esser K And E Log Log Duplex Decitrig Slide Rule + Horse-hair Brush

$75.00

Vintage 1947 Kande Keuffel And Esser Co. 4081-3 Log Log Duplex Decitrig Slide Rule

Vintage 1947

Vintage 1947 Kande Keuffel And Esser Co. 4081-3 Log Log Duplex Decitrig Slide Rule

$85.00

The Log Log Vector Slide Rule 4093 3s Keuffel And Esser Co

The Log

The Log Log Vector Slide Rule 4093 3s Keuffel And Esser Co

$84.95

Keuffel And Esser 4181-3 Log Log Duplex Decitrig Slide Rule • Case • Box.linscott

Keuffel And

Keuffel And Esser 4181-3 Log Log Duplex Decitrig Slide Rule • Case • Box.linscott

$80.00

Pickett And Eckel N-500-es Hi Log Log All Metal Slide Rule - 1962 - Rare

Pickett And

Pickett And Eckel N-500-es Hi Log Log All Metal Slide Rule - 1962 - Rare

$75.00

Vintage 1926 Keuffel And Esser Co. The Log Log Duplex Slide Rule Manual-damaged

Vintage 1926

Vintage 1926 Keuffel And Esser Co. The Log Log Duplex Slide Rule Manual-damaged

$75.00

Kande 4091-3 Log Decitrig Slide Rule W Case Keuffel And Esser Co Ny Serial 537944

Kande 4091-3

Kande 4091-3 Log Decitrig Slide Rule W Case Keuffel And Esser Co Ny Serial 537944

$75.00

Keuffel And Esser Ke Duplex Slide Rule 4092-3 Manual Log Log And Leather Case

Keuffel And

Keuffel And Esser Ke Duplex Slide Rule 4092-3 Manual Log Log And Leather Case

$69.99

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$69.99

Vintage Pickett Model 600-es Log Slide Rule Wleather Case

Vintage Pickett

Vintage Pickett Model 600-es Log Slide Rule Wleather Case

$77.77

 Pickett Vintage Metal Slide Rule Model N4-es Vector Type Log Log W Case Wow

Pickett

Pickett Vintage Metal Slide Rule Model N4-es Vector Type Log Log W Case Wow

$69.99

Nestler Elemath Log Log Duplex Slide Rule Box

Nestler Elemath

Nestler Elemath Log Log Duplex Slide Rule Box

$76.90

Nestler Elemath Log Log Duplex Slide Rule Box 2

Nestler Elemath

Nestler Elemath Log Log Duplex Slide Rule Box 2

$76.90

K And E Keuffel And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 With Case

K And

K And E Keuffel And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 With Case

$76.49

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$75.00

1947 Keuffel Esser Kande 68-1210 Slide Rule 68 2047 Manual Log Log Duplex Decitrig

1947 Keuffel

1947 Keuffel Esser Kande 68-1210 Slide Rule 68 2047 Manual Log Log Duplex Decitrig

$75.00

Keuffel Esser Kande 4081-3 Slide Rule Leather Case Log Log Duplex Decitrig

Keuffel Esser

Keuffel Esser Kande 4081-3 Slide Rule Leather Case Log Log Duplex Decitrig

$75.00

Vintage Pickett N 4-es Metal Power Log Exponential Slide Rule W Leather Case

Vintage Pickett

Vintage Pickett N 4-es Metal Power Log Exponential Slide Rule W Leather Case

$75.00

Vintage Koh-i-noor Koh-i-log 10000 Slide Rule Wcase - Made In France

Vintage Koh-i-noor

Vintage Koh-i-noor Koh-i-log 10000 Slide Rule Wcase - Made In France

$74.99

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$74.99

1947 Keuffel And Esser Kande 68 1210 Slide Rule And 68 2047 Manual Log Log Duplex

1947 Keuffel

1947 Keuffel And Esser Kande 68 1210 Slide Rule And 68 2047 Manual Log Log Duplex

$72.99

K+e N4081 Log Log Duplex Decitrig Slide Rule W Case And Manual Keuffel And Esser Co

K+e N4081

K+e N4081 Log Log Duplex Decitrig Slide Rule W Case And Manual Keuffel And Esser Co

$72.99

Vintage Keuffel And Esser Kande N4081-3 Log Log Duplex Decitrig Slide Rule Wcase

Vintage Keuffel

Vintage Keuffel And Esser Kande N4081-3 Log Log Duplex Decitrig Slide Rule Wcase

$63.69

Vtg 1947 Keuffel And Esser Kande N4081-3 Log Log Duplex Decitrig Slide Rule Wcase

Vtg 1947

Vtg 1947 Keuffel And Esser Kande N4081-3 Log Log Duplex Decitrig Slide Rule Wcase

$63.74

Keuffel Esser K E 4081-3s Log Log Duplex Decitrig Slide Rule Case Manual Vintag

Keuffel Esser

Keuffel Esser K E 4081-3s Log Log Duplex Decitrig Slide Rule Case Manual Vintag

$60.00

Vintage Koh-i-noor Koh-i-log 10000 Slide Rule Wcase - Made In France

Vintage Koh-i-noor

Vintage Koh-i-noor Koh-i-log 10000 Slide Rule Wcase - Made In France

$74.99

Post Hemmi Duplex Log Log Decimal Trig Slide Rule Versalog Ii 1460 - Very Nice

Post Hemmi

Post Hemmi Duplex Log Log Decimal Trig Slide Rule Versalog Ii 1460 - Very Nice

$125.00

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$74.99

Vintage Pickett Dual Slide Rule N4-es Vector Log 1959  w Leather Case 

Vintage Pickett

Vintage Pickett Dual Slide Rule N4-es Vector Log 1959  w Leather Case 

$49.00

Pickett 4-es Log Log Slide Rule Wcase, Usa.

Pickett 4-es

Pickett 4-es Log Log Slide Rule Wcase, Usa.

$10.00

 Vintage Keuffel And Esser Co K And E 68 1220 Log Log Duplex Decitrig Slide Rule

Vintage

Vintage Keuffel And Esser Co K And E 68 1220 Log Log Duplex Decitrig Slide Rule

$49.99

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$75.00

 Pickett Vintage Metal Slide Rule Model N4-es Vector Type Log Log W Case Wow

Pickett

Pickett Vintage Metal Slide Rule Model N4-es Vector Type Log Log W Case Wow

$69.99

1947 Keuffel And Esser Kande 68 1210 Slide Rule And 68 2047 Manual Log Log Duplex

1947 Keuffel

1947 Keuffel And Esser Kande 68 1210 Slide Rule And 68 2047 Manual Log Log Duplex

$72.99

Slide Rule Graphoplex 643 Electric Log Log Made In France Breveté S.g.d.g.

Slide Rule

Slide Rule Graphoplex 643 Electric Log Log Made In France Breveté S.g.d.g.

$62.90

Vintage Eugene Dietzgen Decimal Trig Type Log Log Slide Rule Cat No B-1734 Japan

Vintage Eugene

Vintage Eugene Dietzgen Decimal Trig Type Log Log Slide Rule Cat No B-1734 Japan

$54.99

Slide Rule Graphoplex 643 Electric Log Log Made In France

Slide Rule

Slide Rule Graphoplex 643 Electric Log Log Made In France

$45.00

K + E Keuffel Esser 1947 Log Log Duplex Decitrig 7 Slide Rule + Case

K +

K + E Keuffel Esser 1947 Log Log Duplex Decitrig 7 Slide Rule + Case

$50.00

New In Orig Packag Pickett All Metal N500 Hi-log Speed Rule Slide Rule

New In

New In Orig Packag Pickett All Metal N500 Hi-log Speed Rule Slide Rule

$89.00

Nestler Elemath Log Log Duplex Slide Rule Box 2

Nestler Elemath

Nestler Elemath Log Log Duplex Slide Rule Box 2

$76.90

Pickett N500 All Metal Hi-log Speed Rule Slide Rule All Orig Packaging New Nib

Pickett N500

Pickett N500 All Metal Hi-log Speed Rule Slide Rule All Orig Packaging New Nib

$66.00

Vintage Pickett N 4-es Metal Power Log Exponential Slide Rule W Leather Case

Vintage Pickett

Vintage Pickett N 4-es Metal Power Log Exponential Slide Rule W Leather Case

$75.00

Vintage 1947 Kande Keuffel And Esser 4181-1 Log Log Pocket 7 Slide Rule Casebox

Vintage 1947

Vintage 1947 Kande Keuffel And Esser 4181-1 Log Log Pocket 7 Slide Rule Casebox

$150.00

Keuffel And Esser 4181-3 Log Log Duplex Decitrig Slide Rule • Case • Box.linscott

Keuffel And

Keuffel And Esser 4181-3 Log Log Duplex Decitrig Slide Rule • Case • Box.linscott

$80.00

Sterling Decimal Trig Log-log Slide Rule No. 594 With Case And Instruction Manual

Sterling Decimal

Sterling Decimal Trig Log-log Slide Rule No. 594 With Case And Instruction Manual

$45.00

The Log Log Vector Slide Rule 4093 3s Keuffel And Esser Co

The Log

The Log Log Vector Slide Rule 4093 3s Keuffel And Esser Co

$84.95

Picket And Eckel No. 200 Log Slide Rule 6 Pocket 1949 With Books

Picket And

Picket And Eckel No. 200 Log Slide Rule 6 Pocket 1949 With Books

$45.00

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case

$55.20

Keuffel And Esser Ke Duplex Slide Rule 4092-3 Manual Log Log And Leather Case

Keuffel And

Keuffel And Esser Ke Duplex Slide Rule 4092-3 Manual Log Log And Leather Case

$69.99

Sun Hemmi Log Log Bamboo Model 259 Engineering Slide Rule In Case Made In Japan

Sun Hemmi

Sun Hemmi Log Log Bamboo Model 259 Engineering Slide Rule In Case Made In Japan

$59.99

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

Keuffel And

Keuffel And Esser Log Log Duplex Decitrig Slide Rule 4081-3 And Case Copyright 1947

$69.99

Kande Log Log Duplex Trig Slide Rule W Leather Case And Box Keuffel And Esser 4080-3

Kande Log

Kande Log Log Duplex Trig Slide Rule W Leather Case And Box Keuffel And Esser 4080-3

$59.49

Vintage Pickett N3-es Power Log Exponential Slide Rule Usa Metal

Vintage Pickett

Vintage Pickett N3-es Power Log Exponential Slide Rule Usa Metal

$45.00

Kande 4091-3 Log Decitrig Slide Rule W Case Keuffel And Esser Co Ny Serial 537944

Kande 4091-3

Kande 4091-3 Log Decitrig Slide Rule W Case Keuffel And Esser Co Ny Serial 537944

$75.00

Vtg Dietzgen N1725l Vector Type Log Log Microglide Slide Rule Leather Case Wbox

Vtg Dietzgen

Vtg Dietzgen N1725l Vector Type Log Log Microglide Slide Rule Leather Case Wbox

$89.99

K And E Keuffer And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 Usa

K And

K And E Keuffer And Esser Slide Rule 4081-3 Log Log Decitrig Duplex 1947 Usa

$99.99

Keuffel Esser Kande 4081-3 Slide Rule Leather Case Log Log Duplex Decitrig

Keuffel Esser

Keuffel Esser Kande 4081-3 Slide Rule Leather Case Log Log Duplex Decitrig

$75.00

Vintage Pickett Slide Rule Metal Power Log Exponential W Leather Case-es

Vintage Pickett

Vintage Pickett Slide Rule Metal Power Log Exponential W Leather Case-es

$49.00

Vintage Vtg K And E Slide Rule N4080-3 And Log Log Duplex Scale 1947 W Leather Case

Vintage Vtg

Vintage Vtg K And E Slide Rule N4080-3 And Log Log Duplex Scale 1947 W Leather Case

$71.71

1947 Keuffel Esser Kande 68-1210 Slide Rule 68 2047 Manual Log Log Duplex Decitrig

1947 Keuffel

1947 Keuffel Esser Kande 68-1210 Slide Rule 68 2047 Manual Log Log Duplex Decitrig

$75.00

1947 Pickett And Eckel Model 2 Slide Rule With Case Deci Log

1947 Pickett

1947 Pickett And Eckel Model 2 Slide Rule With Case Deci Log

$49.00

1947 Keuffel And Esser K And E Log Log Duplex Decitrig Slide Rule + Horse-hair Brush

1947 Keuffel

1947 Keuffel And Esser K And E Log Log Duplex Decitrig Slide Rule + Horse-hair Brush

$75.00

 Vintage Keuffel And Esser No. 4081-3 Log Log Duplex Decitrig Slide Rule W Case

Vintage

Vintage Keuffel And Esser No. 4081-3 Log Log Duplex Decitrig Slide Rule W Case

$49.95

Vintage K And E Keuffel And Esser Slide Rule 4081-3 Log Log Decitrig 1947 W Case

Vintage K

Vintage K And E Keuffel And Esser Slide Rule 4081-3 Log Log Decitrig 1947 W Case

$49.00

Kande Log Log Duplex Trig Slide Rule W Leather Case Keuffel And Esser No. 4080-3

Kande Log

Kande Log Log Duplex Trig Slide Rule W Leather Case Keuffel And Esser No. 4080-3

$46.00

Vintage Dietzgen Multiplex Vector Type Log Log Slide Rule Cat 1735

Vintage Dietzgen

Vintage Dietzgen Multiplex Vector Type Log Log Slide Rule Cat 1735

$49.99

Kande Keuffel And Esser N4081-3 Log Log Duplex Slide Rule W Leather Case 1947

Kande Keuffel

Kande Keuffel And Esser N4081-3 Log Log Duplex Slide Rule W Leather Case 1947

$50.00

Vtg 1926 Keuffel And Esser Log Duplex Slide Rule Manual 1945 Log Duplex Trig Man

Vtg 1926

Vtg 1926 Keuffel And Esser Log Duplex Slide Rule Manual 1945 Log Duplex Trig Man

$48.00

Vtg Kande Keuffel And Esser 7 Slide Rule 4181-1c And Log Log Duplex Decitrig Manual

Vtg Kande

Vtg Kande Keuffel And Esser 7 Slide Rule 4181-1c And Log Log Duplex Decitrig Manual

$97.00

Vintage Keuffel And Esser K+e Slide Rule 68-1210 Log Log Duplex Decitrig C.1947

Vintage Keuffel

Vintage Keuffel And Esser K+e Slide Rule 68-1210 Log Log Duplex Decitrig C.1947

$112.00

Vintage Pickett Model 600-es Log Slide Rule Wleather Case

Vintage Pickett

Vintage Pickett Model 600-es Log Slide Rule Wleather Case

$77.77

K And E Keuffel And Esser 4081-3 Log Log Duplex Decitrig Slide Rule 1947 W Case

K And

K And E Keuffel And Esser 4081-3 Log Log Duplex Decitrig Slide Rule 1947 W Case

$59.00

Sun Hemmi Log Log Bamboo Model 259 Engineering Slide Rule In Case Made In Japan

Sun Hemmi

Sun Hemmi Log Log Bamboo Model 259 Engineering Slide Rule In Case Made In Japan

$59.00

Vintage Kande Keuffel And Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 Usa

Vintage Kande

Vintage Kande Keuffel And Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 Usa

$59.95

1947 Copyright Keuffel And Esser Slide Rule Wcase Log Log Duplex Decitrig

1947 Copyright

1947 Copyright Keuffel And Esser Slide Rule Wcase Log Log Duplex Decitrig

$55.99

K And E Keuffel And Esser Slide Rule 4081-3s Log Log Duplex Decitrig Box And Leather

K And

K And E Keuffel And Esser Slide Rule 4081-3s Log Log Duplex Decitrig Box And Leather

$74.99

K+e N4081 Log Log Duplex Decitrig Slide Rule W Case And Manual Keuffel And Esser Co

K+e N4081

K+e N4081 Log Log Duplex Decitrig Slide Rule W Case And Manual Keuffel And Esser Co

$72.99

K+e Keuffel And Esser Slide Rule 4081-3 Log Log Duplex Decitrig Tan Case Kande

K+e Keuffel

K+e Keuffel And Esser Slide Rule 4081-3 Log Log Duplex Decitrig Tan Case Kande

$45.00