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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU554Linear
4031
4050
4
Mannheim AdjustableKeuffel & EsserUSA
420
Engine divided celluloid laminated mahogany
"5"
1921
C5

Notes: "Model number moved to right end of slide. Patent notation changed back to June 5, 1900 and move to center of slide. Made in U.S.A. added to right end of slide."

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