1908 Slide Rule Manual Circular Calculator Engineering
Pickett N-515-T Electronic Slide Rule CIE Logo W/Case
Faber-Castell Model Number 2/83N Slide Rule
1974 VINTAGE RUSSIAN SLIDE RULE COMPACT VARIANT
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Pert-O-Graph ll Critical Path Computer Slide Rule
1908 Slide Rule Manual Circular Calculator Engineering
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2 Aristo Slide Rules Nr.6908 Nr.867 U Box/Case/Booklet
VINTAGE LARGE KEUFFEL & SONS SLIDE RULE #4081-5+CASE
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K & E Keuffel & Esser 620022 Drafting Planimeter
K & E Slide Rule N4081-3 20 Scales Keuffel & Esser Co +
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sliderule BOOKLET Mannheim by Cox 1920 Keuffel & Esser
PICKETT N600-ES SYNCHRO SCALE SLIDE RULE ??? EX. COND buy it $49.99
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STOCK CIRCULAR SLIDE RULE FABER CASTELL 8/10 CASE DOC
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VINTAGE SIC#1020 BAMBOO SLIDE RULE, CASE & INST. BOOK
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Proportion Wheel Slide Rule
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Keuffel & Esser N4053-3S Slide Rule
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Pickett Vintage Slide Rule 1959 Model N1010-T Trig
Vintage 1909 Richardson Rule USA Slide Rule 1776
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K+E Decitrig Slide Rule N4081 Manual Keuffel & Esser 47
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