The Gemmary

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Email - rcb@gemmary.com



ANTIQUE SCIENTIFIC INSTRUMENTS CATALOG



CALCULATING



Click on photos to get description, price and a larger photo.

S09-005. FRENCH 6" BRASS SECTOR by CANIVET



09-002. THE GERBER GRAPHANALOGUE MODEL GA-103



09-029. PLANE TABLE CLINOMETER & SLIDE RULE BY TAVERNIER-GRAVET



09-003. MCFARLANE'S CALCULATING CYLINDER



09-044. THACHER'S CALCULATING INSTRUMENT No. 4012 BY KEUFFEL & ESSER



09-043. SMALL RECHEN-WALZE SYSTEM CALCULATOR BY LOGA



S09-009. FULLER'S CALCULATING SLIDE RULE #813 BY W.F. STANLEY



S09-010. FULLER'S CALCULATING SLIDE RULE #7927/42 BY W.F. STANLEY



09-039. BOUCHER'S POCKET CALCULATORS BY W.F. STANLEY



09-034. WATCH-FACED CIRCULAR SLIDE RULES



09-045. LARGE SIZE HALDEN CALCULEX BY J. HALDEN & CO.



09-032. HALDEN CALCULEX BY J. HALDEN & CO.



09-005. 2 3/8" CHARPENTIER CIRCULAR SLIDE RULE CALCULATOR



09-046. 2 3/8" DENSO CIRCULAR SLIDE RULE & LEATHER CASE



09-047. 2" RUSSIAN CIRCULAR SLIDE RULE WITH BOX & INSTRUCTIONS



09-009. EARLY FOWLER'S GENERAL PURPOSE CALCULATOR - TYPE H (2CG1)



09-010. FOWLER'S GENERAL PURPOSE CIRCULAR SLIDE RULES



09-011. 4 5/8" FOWLER'S 'MAGNUM' TEXTILE CALCULATOR (4MT2b)


09-012. GILSON CIRCULAR SLIDE RULES



09-042. FULLER'S COMPUTING TELEGRAPH BY JOHN E. FULLER



S09-006. 12" BOXWOOD GUNTER'S RULE (unsigned)



09-038. "THE ENGINEER'S SLIDE RULE" FROM E.M. SCOFIELD



09-049. EARLY CURTA MECHANICAL CALCULATOR TYPE 1 s/n 6038



09-048. CURTA MECHANICAL CALCULATOR TYPE 1 s/n 39762



09-030. 6x7x12 ARITHMOMETER #1846 by THOMAS DE COLMAR



S09-011. 8x9x16 TATE'S PATENT ARITHMOMETER by C. & E. LAYTON



S09-012. 8x9x16 BURKHARDT ARITHMOMETER sold by K&E



09-015. PERFECTION SELF-ADDING RULER BY COLUMBIA NOV. CO.



09-016. SCRIBOLA SMALL PRINTING ADDING MACHINE BY RUTHARDT AND COMPANY



09-017. GEM ADDING MACHINE (5 PLACE)



09-018. LOCKE ADDERS BY C.E. LOCKE Mfg. Co. (Type II)



09-020. WEBB ADDERS (1889 Patent pattern)



09-021. WEBB-PATTERN ADDERS BY J.L. HERRING



09-022. BRITISH CALCULATORS



09-023. CONTO MODELL C 8-DIAL ADDING MACHINE BY CARL LANDOLT



09-024. RAY ADDER IN DESK STAND by THE RAY COMPANY



09-025. THE STANDARD DESK CALCUMETERS BY H.N. MORSE



09-026. ADDOMETER ADDING MACHINES



09-027. DIAL ADDING MACHINES



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