From 1952 until 1970 he and Sam Golden were partners in the Bocour Artists Colors Co .
He was the co-developer along with Sam Golden of Magna paint in the late 1940s .
From 1952 until 1970 co-developer and Sam Golden were partners in the Bocour Artists Colors Co .
He was the co-developer along with Sam Golden of Magna paint in the late 1940s .