Luquet for Solo Cor Anglais / Oboe Sheet Music Book - Paul Marshall Douglas !!!!
Yamaha YAC YEO Signature Series Douglas Yeo Bass Trombone Mouthpiece with Gold-Plated Rim/Cup
Yamaha YAC YEO-REP Replica Series Douglas Yeo Bass Trombone Mouthpiece
Antique Bugle Douglas & Son Ltd. Rare Find Copper & Brass 1870-1907
