Archive of Collections



Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU346Linear
n/a
n/a
n/a
Belleville Spring Washer ComputorKeuffel & EsserUSA
None
"Vinylite laminations, Heat stamped"
"10"
1967
C2

Notes: Special production slide rule made for Associated Spring Corporation for use in making calculations for springs and washers.

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