[2:52] ?
[5:55] Summer Souvenirs - Phil Hanna with Paul Martin's Soothing Music (1938)
[8:55] ?
[12:25] ?
[15:18] Who'll Be The One This Summer - Tommy Dorsey and His Clambake Seven with Edythe Wright (1937)
[20:07] In The Good Old Summer Time - Dick Robertson & His Orchestra (1938)
[24:12] ?
[27:24] Summer Holiday - Dick McDonough and His Orchestra with Buddy Clark (1936)
[28:05] Summer Idyll - Stanley Kenton Orchestra with Red Dorris (1946)
[31:08] Instrumental
[34:14] Who'll Be The One This Summer - Tommy Dorsey and His Clambake Seven with Edythe Wright (1937)
[37:12] In the Good Old Summer Time - Ensemble Version
[40:31] It's A Cold Summer - The Orioles (1949) (Possibly a version with a female vocalist?)
[43:38] Jane (Sweet As Summer Rain) - Artie Fields & His Orchestra with Russ Titus (1946)
[46:41] Kleines Sommermärchen (A Little Summer Story) - Lale Andersen and Duo Burgstaller (1949)
[49:49] ?
[56:04] Who'll Be The One This Summer - Tommy Dorsey and His Clambake Seven with Edythe Wright (1937)
[59:14] Guess I'll Go Back Home This Summer - Dick Todd with Orchestra (1939)
[1:02:31] Summer Holiday - Dick McDonough and His Orchestra with Buddy Clark (1936)
[1:06:20] Rigoletto: Act III: La donna e mobile (Duca)
Special thanks to Caitlyn for this list!
Underlined songs are linked to either a YouTube video of the song or to a recording of the song from the Internet Archive. Question marks mean the song is unknown.