The Butterick Publishing Company
Copyright Holder 2
 | Adventure, August 1st, 1931 | Pulp Magazine |
 | Adventure, September 15th, 1931 | Pulp Magazine |
Publisher 2
| Adventure, August 1st, 1931 | Pulp Magazine |
| Adventure, September 15th, 1931 | Pulp Magazine |
| Adventure, August 1st, 1931 | Pulp Magazine |
| Adventure, September 15th, 1931 | Pulp Magazine |
| Adventure, August 1st, 1931 | Pulp Magazine |
| Adventure, September 15th, 1931 | Pulp Magazine |