Perforated Disc

Physics · Unidentified

Accession Number: 2009.ph.92

Description:

This is a circular, flat metal disk punched with small (5mm) circular holes.

Alternative Name:

Primary Materials: Metal: Iron Alloy

Markings:

Dimensions (cm): Diameter = 11.5 cm, Width = .05 cm

Condition:

Good: The surface of the metal is rusty in places. The metal is otherwise intact and with few scratches or marks.

Associated Instruments: 2009.ph.93, 2009.ph.94

Manufacturer: Locally made?

Date of Manufacture: 20th Century

Provenance:

University of Toronto Department of Physics

Historical Notes: