Archive of Collections



Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU037Linear
4041
4655
1a
Mannheim AdjustableKeuffel & EsserUSA
3C
Engine divided celluloid laminated mahogany
"10"
1904
C4

Notes: "Same as Variant #1, but with subnumbering (additional graduations numbered) of all scales front and back of slide."

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