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
Musical instrument and handicraft cannot determine which instruments are more "primitive". Ordering instruments by geography is also not totally reliable, as it cannot always be determined when and how cultures contacted one another and shared knowledge. Sachs proposed that a geographical chronology until approximately 1400 is preferable, however, due to its limited subjectivity. Beyond 1400, one can follow the overall development of musical instruments by time period. The science of marking the order of musical instrument development relies on archaeological artifacts, artistic depictions, and literary references. Since data in one research path can be inconclusive, all three paths provide a better historical