The first printing of Lewis' Cass Timberlane was published in the Fall of 1957 with a red dust jacket; all subsequent printings came with green dust jackets.

The First Edition slug was used on both the first and second printings. The back-of-book list in the fall 1957 true first printing shows 80 Giants (with G31 Famous Sciene-Fiction Stories). The list in the spring 1958 second printing shows 81 Giants (G81 is Encyclopedia of Modern American Humor).

First binding style:     8

First inverse DJ number:     379