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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
KEU165
Linear
n/a
n/a
n/a
Brick-O-Meter
Keuffel & Esser
USA
None
Boxwood w/white painted scales
"10"
???
C5
Notes:
"Special production slide rule made by K&E for Mackensen C. Co. Inc. in St. Louis, MO for use to calculate quantity of building materials from length and height parameters."
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Condition Code
to obtain more details.
