1) A 4" brass semicircular protractor, divided to single degrees and numbered by tens in both directions from 10 to 180. It is marked: Butterfield AParis. 2) A 6-3/4" brass folding combination set ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a brass instrument for ...
Learn about the brass family of instruments — their sounds, mouthpieces and harmonics. Professor Richard Church, conductor of the University of Wisconsin Symphony Orchestra, hosts this exploration of ...
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