Charlie Mason trades
| Detroit Red Wings acquire | Date | Chicago Blackhawks acquire | ||
|---|---|---|---|---|
 | Phil Besler | January 27, 1939 | Charlie Mason |  |
| Detroit Red Wings acquire | Date | New York Rangers acquire | ||
|---|---|---|---|---|
| Charlie Mason | October 21, 1938 | cash |  |
| New York Americans acquire | Date | New York Rangers acquire | ||
|---|---|---|---|---|
 | Charlie Mason | October 7, 1937 | cash | |
| Comment: With Rangers holding right of recall | ||||