Superman #123 (1958 1st Series) Supergirl Prototype Tryout Otto Binder
This is an incredible issue of Superman #123 from 1939, featuring a Supergirl Prototype Tryout by Otto Binder. The publication date is August 1958, and it belongs to the US Comics tradition. The series title is Superman, and the main character is Supergirl and Superman. This is a must-have for any comic book collector or Superman fan.