According to "Svensk jazzhistoria vol. 3" this is recorded around November 1938 and "probably a studio orchestra". There are several guesses there for musicians, but not a single certain name.
Appears on releases
|#||Title||Length||Release Title||Release Artist||Date||Country||Label||Catalog#|
|2.1||Swing mamma, swing pappa||3:06||Svensk jazzhistoria, volym 3: Swedish Jazz 1937–39 Rytm och swing||Various Artists||Caprice Records||CAP 22039|