Ordered by recording date – Bold indicates leader of date May 1952 - Mar. 1954June 1952 - Aug. 1954Oct. 1952 - Nov. 1953Dec. 1952 - June 1954May 1953 - Apr. 1954June 1953 - June 1955July 1953 - June 1954Feb. 1954Feb. 1954Apr. 1954May 1954 - May 1955June 1954 - Dec. 1954Nov. 1954 - Feb. 1955Jan. 1955Jan. 1955 - Mar. 1955May 1955June 1955 - July 1955Nov. 1955Nov. 1955Apr. 1956 - May 1956July 1956Sept. 1956Oct. 1956Nov. 1956Nov. 1956Nov. 1956Dec. 1956Jan. 1957Jan. 1957Mar. 1957Mar. 1957Apr. 1957May 1957Jan. 1958Feb. 1959