International Polygonics, Ltd.
Copyright Holder (Cover/Jacket Art) 2
| Title | Format | |
|---|---|---|
 | The Dorothy Parker Murder Case | Paperback |
 | The Alfred Hitchcock Murder Case | Paperback |
Copyright Holder (Cover/Jacket Design) 1
| Title | Format | |
|---|---|---|
 | The Ellery Queen Omnibus | Trade Paperback |
Publisher 4
| Title | Format | |
|---|---|---|
| The Ellery Queen Omnibus | Trade Paperback |
 | The First Saint Omnibus | Trade Paperback |
| The Dorothy Parker Murder Case | Paperback |
| The Alfred Hitchcock Murder Case | Paperback |