Who played and sang
On these albums
No Letter in the Mail / Cryin’ Holy Unto My LordBill Monroe and His Blue Grass Boys · 1941
Early Blue GrassVarious Artists · 1969
Mule Skinner BluesBill Monroe and the Bluegrass Boys · 1991
The Music of Bill Monroe from 1936 to 1994Bill Monroe · 1994
The Essential Bill Monroe & The Monroe BrothersBill Monroe · 1997
Blue Moon of Kentucky 1936-1949Bill Monroe · 2002
All the Classic Releases 1937-1949Bill Monroe · 2003
Constant SorrowVarious Artists · 2010
Source: MusicBrainz recording a1a62ca7-d403-433a-94f8-8e0ee9cba77a (CC0).