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Parallel ruler
parallel ruler
SCRIMSHAW & ALLIED ARTS - TOOLSmarad; scrimshaw
Smith, Frederick H. (Capt.)
bone; metal
Overall: 13 3/4 x 2 5/8 x 1/4 in.
Whalebone parallel ruler for navigation made of whalebone with brass fittings. Made by Capt. F. H. Smith. Brass pieces measure 3 11/16" long x 1/2" wide.
1941.292