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TitleMakerDate Made
Keuffel and Esser Linear slide rule2004.010.0405Keuffel & Esser Co.View
Keuffel and Esser Log Log Duplex Vector 4093-3 10" Linear slide rule2004.010.0406Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor and Trig scales 4071T 10" Linear slide rule2004.010.0415Keuffel & Esser Co.View
Keuffel and Esser Polyphase Duplex 4088-3 10" Linear slide rule2004.010.0416Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0418Keuffel & Esser Co.View
Keuffel and Esser C987 Linear slide rule2004.010.0429Keuffel & Esser Co.View
Keuffel and Esser Residential Building Cost Slide rule2004.010.0430Keuffel & Esser Co.View
Keuffel and Esser Log Log Duplex Decitrig 4081-3 10" Linear slide rule2004.010.0431Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0432Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0439Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0440Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0443Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0444Keuffel & Esser Co.View
Keuffel and Esser Mannheim Roy Lance Electrican's Slide Rule N4133 8" Linear slide rule2004.010.0445Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor 4061-3 5" Linear slide rule2004.010.0451Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor 4061-3 5" Linear slide rule2004.010.0452Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor 4061-3 5" Linear slide rule2004.010.0453Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor 4061-3 5" Linear slide rule2004.010.0454Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with clam shell cursor 4061-3 5" Linear slide rule2004.010.0455Keuffel & Esser Co.View
Keuffel and Esser Polyphase duplex with chisel cursor 4060-3 5" Linear slide rule2004.010.0456Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0457Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0458Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0461Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0462Keuffel & Esser Co.View
Keuffel and Esser Portland Cement linear slide rule2004.010.0464Keuffel & Esser Co.View
Keuffel and Esser Cooke Radio Slide rule2004.010.0466Keuffel & Esser Co.View
Keuffel and Esser E113 Linear slide rule2004.010.0467Keuffel & Esser Co.View
Keuffel and Esser Triangular slide rule for use with Goodchild Mathematical Chart 4019B triangular rule2004.010.0468Keuffel & Esser Co.View
Keuffel and Esser Log Log Duplex Decitrig 4081-3 10" Linear slide rule2004.010.0471Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0480Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0481Keuffel & Esser Co.View
Keuffel and Esser Log Log Duplex 4092-3 10" Linear slide rule2004.010.0482Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0483Keuffel & Esser Co.View
Keuffel and Esser F751 Linear slide rule2004.010.0495Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0496Keuffel & Esser Co.View
Keuffel and Esser Miclinometer Gauge Linear slide rule2004.010.0502Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0515Keuffel & Esser Co.View
Keuffel and Esser Cardiac Slide Rule2004.010.0516Keuffel & Esser Co.View
Keuffel and Esser Beatley IQ Slide Rule2004.010.0517Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0529Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0553Keuffel & Esser Co.View
Keuffel and Esser Experimental, 10" Linear slide rule2004.010.0563Keuffel & Esser Co.View
Keuffel and Esser, Refinery Supply Co. 10" Linear slide rule2004.010.0570Keuffel & Esser Co.View
Keuffel and Esser Log Log Duplex Decitrig N9081-3 10" Linear slide rule2004.010.0593Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0614Keuffel & Esser Co.View
Keuffel and Esser Linear slide rule2004.010.0615Keuffel & Esser Co.View
Keuffel and Esser/Hunnicutt and Associates Residential Building Cost slide rule2004.010.0639Keuffel & Esser Co.View
Keuffel & Esser/Picker X-ray, Fetal Medical Slide Rule2004.010.0640Keuffel & Esser Co.View
Keuffel and Esser F436 Linear slide rule2004.010.0644Keuffel & Esser Co.View
Keuffel and Esser linear slide rule2004.010.0671Keuffel & Esser Co.View


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