Barkley-Grow CF-BMW of Yukon Southern. CP Air photo.   The Barkley-Grow Aircraft Corporation was a U.S. aircraft manufacturer established by Archibald St. Clair Barkley and Captain Harold Bartley Grow in Detroit in 1936 to produce a small civil transport. The Barkley-Grow T8P-1 used Barkley’s patented wing design. Although it saw limited production, the type was well-received…