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…
Gevaert
Alto in E-flat: More Primary Sources
Added 8 more primary sources to the Alto Trombone Timeline, bringing the total number of primary sources for that timeline to more than 2 dozen. The sources (Gevaert, Riemann, Jadassohn, Saro, Galli, Mayerhoff, Coon, and Corder) are 19th and early…