sentences:  Russell's interests shifted focus again in 1953, when he made field recordings of calypso music in the British, French, and Netherlands West Indies.This resulted in the Dial Ethnic Series (Dial 400 label) of ten ten-inch  rpm discs, issued between June and November 1953.Dial also continued to release material from jazz sessions recorded earlier, but in 1954 Russell sold his jazz recordings to Concert Hall Records, sending them the masters, pressing lists, and log sheets on June 3, 1954.