Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
An Untold Tale from the Justice League Casebook - explains why the JLA moved into their satellite sanctuary.
Letters from Bob Rodi, D. K. Thomas, Fred Schneider, Dennis Burke.
Statement of October 1, 1975
Average number of copies sold during preceding 12 months (total paid circulation): 166,000
Actual number sold for issue nearest filing date (total paid circulation): 173,117
Owner: National Periodical Publications, Inc., wholly owned by Warner Communications, Inc., a publicly-held company, both at 75 Rockefeller Plaza, N.Y., N.Y. 10019