What did stanley watson do before he joined the ccc?

For starters..
Stanley Albert Watson
R.I.P.
(September 20, 1926 - October 20, 1978)
 was a Canadian born guitarist and composer. In his early career he was active in the early London jazz and swing scene.
*EXTRA INFO*
While in the C.C.C.,
According to the Corps, after tramping for months across the Great Plains states, Watson's body became ''sick and weak'' from lack of food and shelter
Hope this helps!:)
@SamSamySamantha

This link explains it