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Keuffel and Esser Thacher's Calculating Machine Type II 4012 cylindrical
1983.002.002
Keuffel & Esser Co.
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Keuffel and Esser Polyphase Duplex 4088-3 10" Linear slide rule
1983.004.001
Keuffel & Esser Co.
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Engineering Instruments Inc. 10B 10" polyphase linear slide rule
1983.004.002
Engineering Instruments, Inc.
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Sun Hemmi Mannheim 5" linear slide rule
1983.004.003
Hemmi Slide Rule Co.
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Slide Rule -linear 18 1/2" artillery
1983.013.001
circa 1940's
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Slide Rule - linear 16" auto frettage
1983.017.001
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Keuffel and Esser Log Log Duplex Decitrig 4081-5 20" Linear slide rule
1983.057.002
Keuffel & Esser Co.
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Keuffel and Esser Thacher's Calculating Machine Type II 4012 cylindrical
1983.060.001
Keuffel & Esser Co.
1936
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Keuffel and Esser polyphase linear 10" slide rule
1983.077.001
Keuffel & Esser Co.
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Post 1441 linear 4" slide rule
1983.077.002
Post Slide Rule Company
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slide rule tie clip
1983.077.003
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Keuffel and Esser Polyphase Duplex 4088-3 10" Linear slide rule
1983.080.001
Keuffel & Esser Co.
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Lovelace Foundation Nuclear Bomb Effects Computer
1983.084.002
Lovelace Foundation
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Circular Concise No. 28
1983.093.001
Concise
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Slide rule - linear 6" polyphase sun hemmi
1983.093.002
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EPSCO Microwave Decibel Calculator
1983.096.001
EPSCO
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slide rule - circular 4 1/2"
1983.098.001
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Pickett N4-ES log log vector linear 12"
1984.002.001
Pickett & Eckel
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Keuffel and Esser Mannheim Merchant's Slide Rule with feet and box N4096 20" Linear slide rule
1984.039.001
Keuffel & Esser Co.
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Dietzgen 1778a Slide Rule - Hazen-Williams Hydraulic.
1984.040.001
E. Dietzgen Co.
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Pressure-Height circular slide rule
1984.055.001
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Mannheim Slide Rule, 10" linear.
1984.058.001
Engineering Instruments, Inc.
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Mannheim Slide Rule, 10" linear.
1984.058.002
Engineering Instruments, Inc.
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Keuffel and Esser Mannheim Slide Rule, 12" linear.
1984.058.003
Keuffel & Esser Co.
1908
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Keuffel and Esser Thacher's Calculating Instrument 1740 cylindrical
1984.099.002
Keuffel & Esser Co.
1891-1899
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Bull Dog Motor & Wire Handy Data
1985.004.009
Bull Dog Electric Products Company
1935, 1938
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Steelbinder Steel Strap Calculator
1985.004.053
A. J. Gerrard & Co
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Kontrol-Motor Valve Capacity Calculator
1985.004.054
Kieley & Mueller Inc.
1947
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Faber Castell 375 linear 11" mannheim
1985.011.007
Faber Castell
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Keuffel and Esser Log Log Duplex Decitrig 4081-3 10" Linear slide rule
1985.011.008
Keuffel & Esser Co.
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Keuffel and Esser Log Log Duplex 4092-3 10" Linear slide rule
1985.011.009
Keuffel & Esser Co.
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Computer Air Navigation True Airspeed, Mach No., Wind Solution, Supersonic Type MB-2A
1985.011.010
J. B. Carroll Co.
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Keuffel and Esser Polyphase Duplex 4088-2 8" Linear slide rule
1985.086.001
Keuffel & Esser Co.
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Keuffel and Esser Log Log Duplex 4092-3 10" Linear slide rule
1985.086.002
Keuffel & Esser Co.
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High Voltage Lab film density rule
1985.086.003
1943-10-20
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Keuffel and Esser Log Log Duplex Decitrig Plastic 4181-1 5" Linear slide rule
1985.086.004
Keuffel & Esser Co.
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linear plastic 6" Felsenthal
1985.086.005
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Keuffel and Esser Plastic Polyphase Mannheim 9061-1 5" Linear slide rule
1985.096.001
Keuffel & Esser Co.
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Concise circular slide rule
1985.096.002
Concise
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Acumath linear 6" slide rule
1986.032.002
Acumath
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Pickett 400 linear 6" pocket slide rule
1986.032.003
Pickett & Eckel
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Keuffel and Esser polyphase duplex decitrig 71-3
1986.032.004
Keuffel & Esser Co.
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Dietzgen 1740 8" linear slide rule
1986.081.001
E. Dietzgen Co.
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Aristo Multi Log no 0970
1987.010.001
Aristo
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Keuffel and Esser Log Log Duplex Decitrig Plastic 4181-1 5" Linear slide rule
1987.012.017
Keuffel & Esser Co.
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circular 4"
1987.012.018
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Walt Disney linear Mickey Mouse slide rule
1987.036.001
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Keuffel and Esser Polyphase Mannheim 4053-3N 10" Linear slide rule
1987.040.002
Keuffel & Esser Co.
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Edmund Scientific circular 15"
1987.061.001
Edmund Scientific Co.
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Albert Nestler No. 41 linear 4" slide rule
1987.078.015
Albert Nestler
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