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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU131Linear
N4053-3F
4127
n/a
Polyphase Mannheim AdjustableKeuffel & EsserUSA
258827
Engine divided celluloid laminated mahogany
"10"
1928
C7

Notes: "Frameless glass indicator with celluloid/plastic guides. Graduated as fine as 20" rule.Table notation moved to left side of conversion table. Note indicator is an older version of the frameless indicator with notch - likely a replacement and not original."

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