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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU653Linear
Mystery
Unknown
3
Mystery Polyphase MannheimKeuffel & EsserUSA
499632
Engine divided celluloid laminated mahogany
"10"
1936
C7

Notes: Improved glass indicator. Special Conversion Table from College of Engineering at Univ. of Washington oriented vertically. Has patent number in place of date above the A scale and is in center.

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