Trumpet, B-flat
Maker
C. G. Conn, Ltd.
Date1955
Place MadeElkhart, Indiana, United States, North America
Model12B
Serial No.509901
SignedEngraved on bell: [three marching bandsmen with sousaphone, saxophone, and trumpet in arch] / CONN / U.S.A.MarkingsStamped on second valve casing: 509901
Stamped on leadpipe: COPRION
Stamped on valve casings, pistons, and upper valve caps, respectively: 1, 2, 3
DescriptionBrass (body), copper (bell), nickel-silver (ferrules, finger buttons, valve stems, valve caps, finger ring and hook, knobs, water keys), mother-of-pearl inlay (finger buttons), single loop, main tuning slide at first bow, three Périnet valves (1, ½, 1½), buttom-sprung, spring attached to bottom valve cap, alignment by one key on pin head, guide pin fitting in bearing hole of Clickless Crysteel pistons, cork keeping distance between pin head and piston, single water key at main tuning slide and third valve slide; trigger with pull ring at third valve slide, windway 3-2-1.
This exact version of the 12B Coprion trumpet was advertised in a Conn catalog of Band and Orchestra Instruments as "A sensational medium bore trumpet with exceptional power due to its COPRION bell).
DimensionsHeight: 469 mm
Tube length: 1298 mm
Bore diameter (initial, minimum, tuning slide, valve slides): 11 mm, 8.5 mm, 11.2 mm, 11.1 mm (0.438 inches)
Bell diameter: 119 mm (4 5/8 inches)
ProvenancePurchased from Robb Stewart, North Hollywood, California, 1988.
Credit LineJoe R. and Joella F. Utley Collection, 1999
Object number06937
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