Showing 3 items matching 360 degree protractor
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Whittlesea Historical Society Inc.
Instrument - Lockwood's Brass Protractor 360 degrees, 1886
... 360 degree protractor...Brass protractor 360 degrees used by William Henry Lockwood...Lockwood circular brass protractor 360 degrees, and 2 x... Whittlesea melbourne Lockwood's Brass Protractor 360 degrees ...Brass protractor 360 degrees used by William Henry Lockwood. William Lockwood was born in 1832 in Glossop, Derbyshire and came to Victoria in 1853 on the 'Marco Polo'. He settled in Whittlesea with his wife Naomi in 1856. He was contracted to the Whittlesea Road Board and was the Engineer to the Shire for a period of 40 years. Some instruments have markings 'JL' on them which is presumed to be Joseph Lockwood, William Henry Lockwood's father. There are 10 items in the Lockwood Surveying and Drafting Instruments Collection.Lockwood circular brass protractor 360 degrees, and 2 x ebony and brass parallel rulePolygraph Co. Phila. Pat. Dec. 8th 1885 - 3. Sole licensee for Europe. G.D. London. England. Improvements pat' in Europe Dec-1886brass protractor, william henry lockwood, drafting instrument, surveying instrument, ebony rule, engineer, whittlesea, 360 degree protractor -
Federation University Historical Collection
Plan - Drawing, Engineering Drawing - Surveying, c1995
... A set of 3 sgeets of field data, plotted on a 360 degree... data, plotted on a 360 degree protractor grid. .1) Station 4 ...A set of 3 sgeets of field data, plotted on a 360 degree protractor grid. .1) Station 4 .2) Station 5 .3) Station 6surveying examination, field date, protractor grid, griffiths pryor -
Warrnambool and District Historical Society Inc.
Instruments, Measuring tool, CLate 19th century
This instrument is a folding arm protractor. It is used for measuring angles on the vertical and horizontal planes. The two folding arms have small metal support springs where they are attached to provide support and the other ends have pins with which to mark particular points. A screw mechanism on the rim allows fine tuning of plotting. Chadburn, Brothers were fine instrument makers of Sheffield making optical and nautical instruments during the 19th century. This item was donated by a local resident whose grandfather Carl Spence was a bridge builder who worked on the Warrnambool Breakwater extension c 1919. This item has scientific significance which is possibly linked via the owner to one of Warrnambool's most well known landmarks.Brass, circular instrument with fold out sections which are hinged and a movable section. The circular part is marked in degrees around the circle. Notches on inner rim at 90 degrees intervals. Chadburn ,Brothers Sheffield. Graduated scale measuring 360 degrees.warrnambool, warrnambool breakwater