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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU633Linear
4080-3
4213
1
Log Log Duplex TrigKeuffel & EsserUSA
901888
Engine divided celluloid laminated mahogany
"10"
1954
C3

Notes: Major scale change on reverse side: L scale moved between LL01 and K scales. DI scale added between D and LL1 scales. N dropped from model number.

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