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Vintage Pickett N 902 - T Slide Rule W/ Box & Papers
Vintage Pickett Model N1010 - T Slide Rule In Leather Case Box & Papers
Vintage Pickett Model N803 - T Slide Rule W/ Leather Case Box Paperwork
Vintage Pickett Model N803 - T Slide Rule W/ Leather Case Manuals Box Paperwork
Vintage Pickett Model N803 - T Slide Rule W/ Leather Case, Interior Case Also
Vintage Pickett Model 902 - T Simplex Trig Slide Rule 12 " With No Case
Vintage Pickett Model 902 - T Simplex Trig Slide Rule 12 " With Worn Canvas Case
Vintage Pickett Model 902 - T Simplex Trig Ruler
Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule
Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule
Retro Calculator: Vintage Charpentier Calculimetre Multidisc Circular Slide Rule
The Sheppard Duodecimal Cubing Slide Rule By W. F. Stanley
Verlag Chemie Faber Castell Slide Rule. Rechenschieber. Rare.
Rare Calculimetre G. Charpentier Brevete S. G. D. G Circa 1882 Circular Slide Rule
Rrrrare Circular Slide Rule Calculimetre Charpentier Type 2 With Leather Pouch
Vintage Boiler Efficiency Calculator Gas Slide Rule Graphic Calculator Co