This issue has variants.
On-sale date from copyright registration.
Cover includes background of earlier World's Finest covers by Curt Swan and Stan Kaye.
Introductory text article on inside of the front cover.
Roy Thomas tries to piece together all the previous "first meetings" of the pair.
Inside back cover. Includes preview for Adventure Comics #485 featuring Dial "H" for Hero and Fred Hembeck strip featuring Black Canary and Green Arrow.
Inside back cover. Part of the Daily Planet Feature Page.