Regal Musical Instrument Company Regal Musical Instrument Company The Regal Musical Instrument Company was established in 1908 in Chicago. By the 1930s, they were one of the largest manufacturers of musical instruments in the world. Regal specialised in: Regal was heavily involved in the production of resonator fretted instruments from their first development until 1941, manufacturing components and bodies for both the National String Instrument Corporation and the Dobro Manufacturing Company and producing whole instruments which sold under many brand names including "Dobro". The bodies of their Laminated bellied guitars were particularly suited to resonator conversion. Production of resonator guitars ceased in 1941, and
Ploy (musical instrument) Ploy (musical instrument) The ploy (Khmer: ព្លយ​​ខ្មែរ) is a Cambodian wind instrument. It is constructed of a gourd body with 5 to 7 bamboo tubes protruding from the body, and a bamboo pipe set at a right angle to the gourd. Musicians blow air in through the bamboo tube, which fills the gourd "wind chest" and exits through the other bamboo tubes. Each of the bamboo sound-tubes has a metal rod inside, that vibrate in the air passing through the tube. As well as blowing air out of the instrument, the musician can also suck air in, producing a different