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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
KEU039
Linear
4058
4156
4
Beginner's
Keuffel & Esser
USA
n/a
Boxwood w/printed scales
"10"
1940
C5
Notes:
Bar or line added across top of conversion table on back of slide rule.
Click on the
Condition Code
to obtain more details.
