Displaying 1 - 3 of 3
Catalog # Name Description
1 2017-19-4 Clips A group of eight small metal clips bent at 90 degree angles. 2017-19-4 (Clips) image
2 2017-19-8B Triangulator A metal measuring devise with three sides that slide to increase or decrease size. The object has six protractors mounted on it. One on each corner and one in the senter of each bar. One inch measurements are marked along the top of each bar. 2017-19-8B (Triangulator) image
3 2021-2-53 Protractor This is a large metal and plastic protractor used in the Price Lab or Northern University High School. The base is metal and there are three rulers attached to a clear circular measuring tool. Two of the rulers are long, one is green and the other yellow, and the third is shorter and orange. There is a circular measuring tool engraved onto the protractor and slits around the circle. This was made by the "W. M. WELCH SCIENTIFIC COMPANY" in "CHICAGO" and that information is also engraved onto the front, as are the words, "Patent Pending". It is held up by four black circular feet.