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Technical description: Brass with german silver garland, mouthpiece receiver sheath, ferrules, bow guard, outer slides, stays and valve parts. Compact bell-forward form. Water-key with leaf spring on main tuning-slide.; Nominal pitch: 9-ft B?.; Type or system: 3 valves, bell-forward wrap.; ; ; ; Usable pitch: Probably built for use at circa A?=|446|Hz.;

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  • Inscriptions:Inscribed on garland "K. u K. Hoflieferanten V.F. C*verveny*/ & Söhne in Königgrätz"; on 1st valve exit ferrule proximal "12382".
  • Hornbostel-Sachs category:423.232.2 Valve horns with wider bore
  • Repository:Royal Conservatoire of Scotland
  • Measurements:Overall size: from plane of bell to bow proximal 384; bell 177.; Sounding length: minimum 2662.; Bore: mouthpipe at c|20mm from mouthpiece receiver (minimum bore) 9.0; main tuning-slide from 230mm to 493mm from mouthpiece receiver, m.t.s bores 10.7 - 11.15; valve cluster from 493mm to 600mm from mouthpiece receiver, v.t.s. bore (3,2,1) 11.6; at 1331mm from bell end, c|15.8; at c|777mm from bell end, 22.3; at 13mm from bell end, 125.B|=|0.50.Bell cutoff |1000|Hz.Dia of mouthpiece receiver: m.r.t. 9.75 - 9.0.