Table III Long Scale Devices with Gunter Lines, Gridirons and Graphical Charts & Tables
Graphical Charts & Tables
MakerModel No./TypeSections Approx
Date
Effective
Scale
Length (cm)
Data Source
Schneider, EdmundZwolfmeter-Rechenschieber
50
c1924
12m
ISRM and Chamberlain collection; no reference known