Holton Collegiate (Model 507) Bb trumpet (1948) SN 184592

Holton Collegiate (Model 507) Bb trumpet. Serial number 184592. Year 1948. All valves, pistons, water keys and slides work excellently. New water key corks and new felts and corks. Comes with original hard case and Holton 6C A mouthpiece. This instrument is very similar to a conn NYS 22B.