Archive of Collections



Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU276Linear
N4053-3
4113
2
Polyphase Mannheim AdjustableKeuffel & EsserUSA
126510
Engine divided celluloid laminated mahogany
"10"
1945
C5

Notes: "Improved glass indicator marked PATENT 2,086,502. L scale number change from 0-10 to 0-1 subdivided in tenths."

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