Accession Number: 2009.uc.42
Black ruler made of a pair of long, round rods, measurement indicators in both cm and inches, one set on each side; 2 rounded silver metal ends for rollers underneath to move freely; knobbed screw holds rulers in place; patent number no longer legible; labeled “DUPLEX RULER”.
Primary Materials: metal
Markings: Old Inventory Number = uc42.
Dimensions (cm): Height = 3.5 cm; Length = 45 cm
Function: For measuring.
Manufacturer: Duplex Ruler
Date of Manufacture:
Donated to UTSIC: No