Title: Parallel ruler and protractor |
Accession Number: 1958.764.1
Category: INSTRUMENTS - PARALLEL RULES
Type: parallel ruler and protractor
Description: Combination parallel ruler and protractor, brass, protractor graduated by degrees 0 to 90 to 0, reverse side of parallel ruler marked on top rule 1 to 12 and on bottom rule 1 to 9, diagonal scale at both ends, scratched. Fits in wood case 1958.764.2.
Mystic Seaport Image ID m156255 Information regarding reproductions