He and the other musicians – pianist Bill Evans, bassist Wendell Marshall, and drummer Paul Motian – were not well known at the time, but went on to earn much greater attention.

[3] Peter Pettinger, in his biography of Evans, wrote that the solo space was shared equally between the two men, as was responsibility for arranging the tunes.

[2] Billboard in 1958 listed it as one of their "jazz special merit albums", describing is as "a swingin' set that could also draw pop buys.

"[3] Critic John S. Wilson, in another contemporaneous review, wrote that "the work of both Evans and Costa is diluted [...] by selections that are too long to be sustained by only two soloists.

[6] The Penguin Guide to Jazz wrote: "Evans is still in his tough, boppish salad days, and when paired with Costa's equally brisk and searching solos the six Guys and Dolls themes come in for productive scrutiny.