B-Flat Trumpet,Horn,Instrumental Duet - Level 1 - Digital Download SKU: A0.1330617 By Ernst Anschutz. By Traditional. Arranged by Jhonatan Lucio Viana. Christmas,Folk,Holiday,Traditional. 3 pages. JLVPartitura #918479. Published by JLVPartitura (A0.1330617). A nice arrangement of the Christmas song OH! TANNENBAUM! (OH! CHRISTMAS TREE!), for TRUMPET IN Bb and HORN IN F, no by chords.