Title: Station pointer |
Accession Number: 1957.619
Type: station pointer
Description: Brass circle to be used with 1957.617 and 1957.618. Degree marks from center at bottom to 180 deg. up either side; 3 legs and extensions for all of them, with screws for securing; 4 adjusting knobs and a slide marker which can be rotated around circle. In wooden case. Also known as a Station Pointer or three-arm protractor.
Mystic Seaport Image ID m154539 Information regarding reproductions