Martin Block
Martin Block (February 3, 1903 – September 18, 1967) was an American disc jockey. It is said that Walter Winchell invented the term "disc jockey" as a means of describing Block's radio work. Provided by Wikipedia-
1Classmark: Fc Han 2,11Book
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2by Rosenfeld, Hans-FriedrichOther Authors: “…Block, Martin…”
Published 1978
Classmark: Fc Han 1,1Book