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Details and Image
Item#
Type
Model No.
Match No.
Variant No.
Model Name
Maker
Country
Production or Serial No.
Material
Scale Length
Date
Condition
KEU306
Linear
4139
4429
7
Cooke Radio
Keuffel & Esser
USA
775084
Engine divided celluloid laminated mahogany
"10"
1953
C5
Notes:
Exposed mahogany on edge of slide rule. Serial number on left end of slide reverse and both upper and lower stator next to left bracket.
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Condition Code
to obtain more details.
