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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU639Linear
N4092-5
4334
1
Log Log DuplexKeuffel & EsserUSA
468464
Engine divided celluloid laminated mahogany
"20"
1934
C5

Notes: "Improved glass indicator. Has patent dates and other patents pending,"

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