Navigational Plotting Parallel Plate

Object/Artifact

Sidney Museum and Archives

Name/Title

Navigational Plotting Parallel Plate

Entry/Object ID

2004.003.001 a

Description

16-inch across, semi-circular, clear plastic parallel plate for bearing plotting. Body of protractor is divided into eight inches, each subdivided into quarter-inches. Straight edge is divided into eight inches on either side of centre. In the central area of straight edge is a integral 360 degrees scale, divided into one-tenths degrees. Attached behind this gauge is a clear plastic circle marked a green North line, with one end having a stylized arrow. Marked "Nautrack"/"GNAV" (letters form the "lamp of learning" symbol/ "WW Wansbrough-White". "width" above is a measurment in cm. of the radius of the semicircular plate.

Acquisition

Source (if not Accessioned)

Reeves, Ken

Notes

Accession Date: 10-Feb-04 Mode of Acquisition: gift

Lexicon

Legacy Lexicon

Object Name

parallel plate, navigational plotting parallel plate

Created By

Jones, Isabel

Create Date

February 17, 2004

Updated By

[email protected]

Update Date

June 21, 2023