# 8-14, 8-26 omit Duke Ellington. # 9-7, 9-22 Ellington plays a hand drum instead of piano. # 9-19, 9-24 omit Ellington at the piano. # 10-5 omit Duke Ellington. # 10-12 Billy Strayhorn at piano instead of Ellington. # 11-3 omit Duke Ellington. # 11-16 to 11-18: Billy Strayhorn replace Duke Ellington.
SESSIONS DATE AND LOCATION: # 1-1 to 1-3, 1-17: America Record Corp. studios, NYC, February 2, 1932, 10:45 a.m. to 12:45 p.m. and 5:10 to 7:20 p.m. # 1-4, 1-5, 1-17: American Record Corp. studios, NYC, February 4, 1932, unknown start time to 2:50 p.m. # 1-6 to 1-8, 1-19, 1-20: American Record Corp. studios, NYC, February 11-12, 1932, unknown start time to 5:30 a.m. # 1-9 to 1-10: American Record Corp. studios, NYC, May 16, 1932, 3:00 to 6:55 p.m. # 1-11 to 1-13, 1-21: American Record Corp. studios, NYC, May 17, 1932, 1:30 to 5-10 p.m. # 1-14 to 1-16, 1-22, 1-23: American Record Corp. studios, NYC, May 18, 1932, 2:00 to 6:15 p.m. # 2-1, 2-2, 2-11 to 2-13: American Record Corp. studios, NYC, September 19-20, 1932, 8:15 p.m. to 1:40 a.m. # 2-3, 2-4, 2-14, 2-15: American Record Corp. studios, NYC, September 21-22, 1932, 9:30 p.m. to 12:30 a.m. # 2-5, 2-6, 2-16, 2-17: American Record Corp. studios, NYC, September 22, 1932, 11:00 a.m. to 1:40 p.m. # 2-7 to 2-10, 2-18 to 2-21: American Record Corp. studios, NYC, December 21-22, 1932, 8:00 p.m. to 2:10 a.m. # 3-1 to 3-3, 3-11 to 3-14: American Record Corp. studios, NYC, December 22, 1932, 2:00 p.m. to 5:10 p.m. # 3-4 to 3-6, 3-15 to 3-17: American Record Corp. studios, NYC, January 7, 1933, 12:30 to 5:40 p.m. # 3-7 to 3-9, 3-18, 3-19: Columbia studios, NYC, February 15, 1933. # 3-10: Columbia studios, NYC, February 16, 1933. # 4-1 to 4-4, 4-19 to 4-23: American Record Corp. studios, NYC, February 17, 1933, 1:30 to 7:00 p.m. # 4-5 to 4-7: American Record Corp. studios, NYC, May 9, 1933, 2:00 to 6:30 p.m. # 4-8 to 4-10, 4-24: American Record Corp. studios, NYC, May 16, 1933, 2:00 to 6:45 p.m. # 4-11 to 4-14, 4-25: American Record Corp. studios, NYC, August 15, 1933, 6:00 to 11:30 p.m. # 4-15 to 4-18: American Record Corp. studios, NYC, September 13, 1934, 1:00 to 5:00 a.m. # 5-1 to 5-4: Brunswick studios, Chicago, January 9, 1935. # 5-5, 5-6, 5-24: American Record Corp. studios, NYC, March 5-6, 1935, 11:00 p.m. to 5:30 a.m. # 5-7 to 5-10: American Record Corp. studios, NYC, April 30, 1935, 9:00 a.m. to 3:00 p.m. # 5-11 to 5-13: American Record Corp. studios, NYC, August 19, 1935, 10:00 a.m. to 7:30 p.m. # 5-14 to 5-17: American Record Corp. studios, NYC, September 12, 1935, 12:30 p.m. start. # 5-18, 5,19, 5-25, 5-26: Brunswick studios, Chicago, January 20, 1936. # 5-20 to 5-23: American Record Corp. studios, NYC, February 27, 1936, 11:15 a.m. to 3:15 p.m. # 6-1 to 6-3: American Record Corp. studios, NYC, February 28, 1936, 11:45 a.m. to 3:45 p.m. # 6-4 to 6-7: American Record Corp. studios, NYC, July 17, 1936, probably morning session. # 6-8 to 6-10, 6-17: American Record Comp. studios, July 29, 1936. # 6-11, 6-12, 6-18: Associated Cinema Studios, Hollywood, December 21, 1936. # 6-13 to 6-16, 6-19 to 6-22: Master Record Co. studios, NYC, March 5-6, 1937, 7:00 p.m. to 2:10 a.m. # 7-1 to 7-3, 7-15, 7-16: Master Record Co. studios, NYC, April 9, 1937, 2:00 p.m. start. # 7-4 to 7-6, 7-17, 7-18: Master Record Co. studios, NYC, April 22, 1937, 2:00 to 6:00 p.m. # 7-7, 7-8: Master Record Co. studios, May 14, 1937, 2:00 to 6:00 p.m. # 7-9 to 7-11, 7-19 to 7-21: Master Record Co. studios, June 8, 1937, 3:30 to 6:30 p.m. # 7-12, 7-13, 8-1 to 8-4, 8-16 to 8-20: American Record Corp. studios, NYC, September 20, 1937, 10:00 a.m. to 8: p.m. # 8-5 to 8-7: American Record Corp. studios, NYC, January 13, 1938, 9:30 a.m. to 1:00 p.m. # 8-8 to 8-10, 8-21, 8-22: American Record Corp. studios, NYC, February 2, 1938, 9:30 a.m. to 1:00 p.m. # 8-11, 8-12, 8-23, 8-24: American Record Corp. studios, NYC, February 24-25, 1938, 6:30 to 11:30 p.m. and 11:30 p.m. to 2.00 a.m. # 8-13 to 8-15, 8-25, 8-26: American Record Corp. studios, NYC, March 3, 1938, 2:00 to 7:00 p.m. # 9-1 to 9-3: American Record Corp. studios, NYC, April 11, 1938, 2:30 to 6:10 p.m. # 9-4 to 9-7, 9-21, 9-22: American Record Corp. studios, NYC, June 7, 1938, 6:00 to 11:20 p.m. # 9-8 to 9-11: American Record Corp. studios, NYC, June 20, 1938, 7:00 p.m. to midnight. # 9-12 to 9-14: American Record Corp. studios, NYC, August 4, 1938, 2:00 to 7:00 p.m. # 9-15 to 9-18, 9-23: American Record Corp. studios, NYC, August 9, 1938, 1:30 to 7:40 p.m. # 9-19, 9-20, 9-24, 9:25: American Record Corp. studios, NYC, September 2, 1938, 2:30 to 6:00 p.m. # 10-1 to 10-3, 10-14, 10-15: American Record Corp. studios, NYC, or Master Record Co. studios, NYC, December 19, 1938, 3:30 p.m. start. # 10-4 to 10-6, 10-16: American Record Corp. studios, NYC, or Master Record Co. studios, NYC, December 22, 1938. # 10-7 to 10-10, 10-17, 10-18: World Broadcasting System studios, March 20, 1939, 6:00 to 8:30 p.m. # 10-11 to 10-13, 10-19: World Broadcasting System studios, NYC, March 21, 1939, 5:30 to 9:00 p.m. # 11-1 to 11-4: World Broadcasting System studios, NYC, June 6, 1939, 2:45 to 6:45 p.m. # 11-5 to 11-8: World Broadcasting System studios, NYC, June 12, 1939, 4:00 to 8:40 p.m. # 11-9 to 11-11: World Broadcasting System studios, NYC, August 28, 1939, 3:00 to 5:40 p.m. # 11-12 to 11-16, 11-24, 11-25: probably World Broadcasting System studios, NYC, October 14, 1939, 11:00 a.m. start. # 11-17 to 11-19: probably World Broadcasting System studios, NYC, October 16, 1939. # 11-20 to 11-23: probably World Broadcasting System studios, NYC, February 14, 1940, 1:00 to 4:00 p.m.