Rubank Educational Library No. 191 ~ Selected Duets for Trombone or Baritone, Volume II (Advanced).  Compiled and edited by H. Voxman.  Includes duets from various composers: Dietter, Pleyel-Blume, Pohlmann, Croft, Krakamp, Braun, Cornette, Lohlein, Boismortier, Haag, Monteclair, Handel, Geminiani, Aubert, Borghi, Pietzsch, Popp, Tenoe, Clodomir, Vobaron, Henning, Petsold, Fontana, Blazhevich, as well as various 18th century sources. 72 pages, copyright 1958.  I don't see any indication of whether this is a later printing. This is one of a series of trombone etudes that I'll be offering.  (I am happy to combine shipping for multiple purchases.)  Excellent, like-new condition.

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