Name Faber Castell 1418 Wichmann
Front Scales 27cm / K A = B CI C = D L ] 1:25 #30-60#
Back Scales = sin sin/tg tg =
Type of Rule slide rule
Material wood/plastic
Dimension (mm) 300x40x11 5
Area of Use generic
Origin of Rule actual item
Match Number 2656
Comment  
Thumbnail No Picture