Archive
of
Collections
Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Disk
Fearns Decipoint SR /Myers Tool Service
Ferns
England
Plastic
est 1950-1960's
Dia = 14.1 cm
General Purpose
Notes:
Note spiral log scale
Image 1
Image 2
Image 3
Image 4
