#1-9 recorded on May 9, 1952 at WOR Studios, New York City. #10-15 recorded on March 6, 1954 at The Van Gelder Studio, Hackensack, New Jersey. All trasfers from analog to digital were made at 24-bit resolution. The original 12″ issue of tracks #1, 2, 5, 6, 8 & 9 was Blue Note BLP 1501. The original 12″ issue of tracks #3, 4 & 10-15 was Blue Note BLP 1502. #1-6 originally issued on 10″ LP 5013. #10-15 originally issued on BLP 5040. Because this CD does not conform in content to the original 12″ LP, we have not included the original liner notes. The original LP mixed various sessions in incomplete form. This CD reissue presents the music of each session as it was recorded and in complete form.