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Dietzgen 1767P Linear slide rule 2004.010.0217 Dietzgen View |
Dietzgen 1767P Linear slide rule 2004.010.0218 Dietzgen View |
Keuffel and Esser Polyphase duplex with chisel cursor 4082 16" Linear slide rule 2004.010.0219 Keuffel & Esser Co. View |
Keuffel and Esser Mannheim "POWER TRIG" Slide Rule 4110 13" Linear slide rule 2004.010.0220 Keuffel & Esser Co. View |
Hemmi Slide Rule Co. Linear slide rule 2004.010.0221 Hemmi Slide Rule Co. View |
Keuffel and Esser Linear slide rule 2004.010.0223 Keuffel & Esser Co. View |
Keuffel and Esser Mannheim "Pocket" Slide rule 4098A 5" Linear slide rule 2004.010.0225 Keuffel & Esser Co. View |
Keuffel and Esser Mannheim "Pocket" Slide rule 4098A 5" Linear slide rule 2004.010.0230 Keuffel & Esser Co. View |
Keuffel and Esser Mannheim "EverThere" Slide rule 4097D 5" Linear slide rule 2004.010.0231 Keuffel & Esser Co. View |
Keuffel and Esser Nordell Sewer slide rule 2004.010.0232 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0233 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0234 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0235 Keuffel & Esser Co. View |
E. Tata Linear slide rule 2004.010.0238 E. Tata View |
Frederick Post Co. No. 1446-D Student Linear slide rule 2004.010.0241 Frederick Post Co. View |
Frederick Post Co. No. 1452-D Universal Linear slide rule 2004.010.0242 Frederick Post Co. View |
Frederick Post Co. No. 1462 Power-Trig Linear slide rule 2004.010.0243 Frederick Post Co. View |
Frederick Post Co. No. 1452 Linear slide rule 2004.010.0244 Frederick Post Co. View |
Frederick Post Co. No.1452p Linear slide rule 2004.010.0245 Frederick Post Co. View |
Frederick Post Co. No. 1447 Linear slide rule 2004.010.0246 Frederick Post Co. View |
Frederick Post Co. No. 1444-D Linear slide rule 2004.010.0247 Frederick Post Co. View |
J. M. Reed Quick Trig slide rule 2004.010.0253 J. M. reed View |
J. M. Reed Quick Trig slide rule 2004.010.0255 J. M. Reed View |
Frederick Post Co. No.1442 Linear slide rule 2004.010.0258 Frederick Post Co. View |
Lietz 3054 Linear slide rule 2004.010.0260 Lietz View |
F. Weber Co. Student Slide Rule 4281-S 2004.010.0262 F. Weber Co. View |
Nestler Linear slide rule 2004.010.0263 Nestler View |
Hemmi Slide Rule Co. No. 64 Linear slide rule 2004.010.0264 Hemmi Slide Rule Co. View |
Lietz Linear slide rule 2004.010.0265 Lietz View |
Keuffel and Esser Linear slide rule 2004.010.0266 Keuffel & Esser Co. View |
Keuffel and Esser x94 Linear slide rule 2004.010.0268 Keuffel & Esser Co. View |
Keuffel and Esser Nordell Sewer slide rule 2004.010.0269 Keuffel & Esser Co. View |
Keuffel and Esser Nordell Sewer slide rule 2004.010.0270 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0272 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex Vector 4093-3 10" Linear slide rule 2004.010.0273 Keuffel & Esser Co. View |
Keuffel and Esser Model 4635 Syrup rule 2004.010.0274 Keuffel & Esser Co. View |
Keuffel and Esser Mannheim 4045 16" Linear slide rule 2004.010.0275 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0276 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0277 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0278 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex Decitrig 4091-3 10" Linear slide rule 2004.010.0279 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0280 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex Trig 4090-3 10" Linear slide rule 2004.010.0281 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0282 Keuffel & Esser Co. View |
Keuffel and Esser C478 Linear slide rule 2004.010.0283 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex Decitrig 4091-3 10" Linear slide rule 2004.010.0284 Keuffel & Esser Co. View |
Keuffel and Esser C477 Linear slide rule 2004.010.0285 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex Decitrig 4080-3 10" Linear slide rule 2004.010.0287 Keuffel & Esser Co. View |
Keuffel and Esser Special Radio Linear slide rule 2004.010.0289 Keuffel & Esser Co. View |
Keuffel and Esser Linear slide rule 2004.010.0290 Keuffel & Esser Co. View |
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