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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU472Linear
N4053-3
4717
2a
Polyphase Mannheim AdjustableKeuffel & EsserUSA
707888
Engine divided celluloid laminated mahogany
"10"
1952
C4

Notes: "Identical to match #4717 variant #2, but with U.S. added on the back above the table. Perhaps a model made for the US government or military."

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