Flea Market Music Market Music has published a wide variety of ukulele instructional books (distributed by the Hal Leonard Corporation) and DVDs as well as CDs of recorded ukulele music. To date over 600,000 books have been sold. The company's products are sold through retail and on line. Beloff and his wife, Liz, perform and give workshops at festivals and other musical events to promote ukuleles and the Flea Market Music products. In 2014 they were guests on a WNPR radio show with ukulelist Jake Shimabukuro, discussing ukuleles and ukulele music. Flea Market Music Flea Market Music is an American company which publishes
Geophone (musical instrument) Geophone (musical instrument) The geophone is a percussion instrument, invented by the French composer Olivier Messiaen for use in his large composition for piano and orchestra entitled "Des canyons aux étoiles…" ("From the canyons to the stars…"). It consists of a drum filled with thousands of small lead pellets, and is played by swirling it around slowly so that the noise of the pellets resembles the sound of dry shifting earth. Messiaen commissioned a Parisian instrument maker to construct one to his design, and he carried this instrument worldwide to early performances of the piece (which was given its first