Recorded in New York City:
1-2: June 11, 1956
3-6: June 12, 1956
4-10: June 19, 1956
11-13: August 23, 1957
14-15: August 30, 1957
16-17: September 6, 1957
18-20: live at Birdland, summer/autumn 1957
The exact line-up in tracks 18-20 is not known: Art Farmer, poss. Ray Copeland or Kenny Dorham (tp), prob. Al Grey (tb), prob. Ed London, Dave Amram (frh), Gene Quill (as), Jerome Richardson (ts/fl), prob. Benny Golson (ts), prob Sahib Shihab (brs), Dick Katz (p), Betty Gamann (herp), Orcar Pettiford (b,cello), Gus Johnson or Shadow Wislon (d)

Tracks 1 to 10 was first issued on [url=https://www.discogs.com/release/1950970]ABC-Paramount ABC-135[/url].
Tracks 11 to 17 were first issued on [url=https://www.discogs.com/release/4728199]ABC-Paramount ABC-227[/url].
Tracks 18 to 20 were first issued on [url=https://www.discogs.com/release/2772498]Spotlite Records SPJ 153[/url].