sentences:  In 1937, Dance visited New York City's jazz scene for three weeks, going to the Savoy Ballroom or similar venues in the evenings, and listening in on recording sessions during the day.He also had an introduction from Panassié to Chicago-based Canadian writer Helen Oakley.She had been hired by Irving Mills to supervise the new Variety recordings of Cab Calloway, Red Nichols, Johnny Hodges, Chu Berry, and a number of others (many associated with the Ellington Orchestra) in whom Dance was interested.