Duplex Ruler

University College

Accession Number: 2009.uc.42

Description:

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”.

Alternative Name:

Primary Materials: metal

Markings: Old Inventory Number = uc42.

Dimensions (cm): Height = 3.5 cm; Length = 45 cm

Function: For measuring.

Condition:

Associated Instruments:

Manufacturer: Duplex Ruler

Date of Manufacture:

Provenance:

Donated to UTSIC: No

Historical Notes: