Larry Adler sang Gershwin tunes with an orchestra and Adler adding harmonica solos. Adler appeared in five movies, including "Sidewalks of London" (1938), in which he played a harmonica virtuoso named Constantine. His other film appearances were in "Three Daring Daughters" (February 12, 1948) playing himself; "Music for Millions" (December 8, 1944) playing Larry; "The Singing Marine" (July 3, 1937) playing Larry; and "The Big Broadcast of 1937" (October 6, 1936). He was a prolific letter writer, his correspondence with "Private Eye" becoming popular in the United Kingdom. Adler wrote an autobiography—entitled "It Ain't Necessarily So"—in 1985, and was food critic for
Musical instrument the twentieth century saw the gradual evolution of synthesizers—instruments that artificially produce sound using analog or digital circuits and microchips. In the late 1960s, Bob Moog and other inventors began an era of development of commercial synthesizers. One of the first of these instruments was the Moog synthesizer. The modern proliferation of computers and microchips has spawned an entire industry around electronic musical instruments. There are many different methods of classifying musical instruments. Various methods examine aspects such as the physical properties of the instrument (material, color, shape, etc.), the use for the instrument, the means by which music is