

AKA David Dresser
Excerpt from Wikipedia:
Brett Halliday (July 31, 1904 - February 4, 1977), primary pen name of Davis Dresser, was an American mystery writer, best known for the long-lived series of Mike Shayne novels he wrote, and later commissioned others to write. Dresser wrote non-series mysteries, westerns and romances under the names
Asa Baker, Matthew Blood, Kathryn Culver, Don Davis, Hal Debrett, Anthony Scott, Peter Field, and Anderson Wayne.
Hal Debrett
Davis Dresser
Asa Baker
Matthew Blood
Kathryn Culver
Don Davis
Anthony Scott
Peter Field
Anderson Wayne