Made the following update to the Alto in Treatises page, giving a summary of specific keys that writers have historically assigned to the alto trombone. For more on alto trombone keys, see also the Extant Altos page, which lists alto…
Berlioz
More Alto Trombone History
•Added several more sources to the Alto Trombone Timeline. There are now more than 50 primary sources for the alto timeline (see alto trombone bibliography). Many of them confirm that historically the alto trombone was primarily an instrument pitched in the…