scale rule, Permanent Way

Made:
Toronto
maker:
The Art Metropole Limited

Ruler/Scale, wooden 3-sided ruler showing various different scales used in Permanent-Way Dept made by The Art Metropole Limited Toronto. Overall: 326 mm x 20 mm x 20 mm.

Details

Category:
Tools of the Trade & Personal Accessories
Object Number:
1987-8467
Materials:
wood (unidentified)
Measurements:
overall: 326 mm x 20 mm x 20 mm,
type:
scale rule
credit:
Ebling