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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
KEU225
Linear
4100
4391
n/a
Stadia
Keuffel & Esser
USA
085788
Engine divided celluloid laminated mahogany
"10"
1957
C3
Notes:
Narrow unbreakable indicator. Back of slide rule changed to plastic with lower rail pinned. Instructions moved to slide well and K&E conversion table added to back of slide rule.
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Condition Code
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