top right corner of book torn/missing, chipping on spine
When the JLAers who previously fought the Unimaginable suddenly double in size, the alien Dr. Bendorion comes to Earth to help cure them. But Batman suspects that Dr. Bendorion is not what he seems, and he is revealed as the Unimaginable.
How to treat frostbite, a black eye, and does cutting your hair make it grow faster?
On-sale date from copyright registration.
- Plague That Struck the Justice League! - Pencilling and inking credits per Julius Schwartz's editorial records. Inking formerly credited to Murphy Anderson and Bernard Sachs. Lettering credit from reprint in JLA Archives.
- Watch Superman on Television! - inside front cover; listing of television stations broadcasting the syndicated series The Adventures of Superman
- The Plague That Struck the Justice League! - Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. Lettering credit from reprint in JLA Archives.
Story across 24 pages in three parts of 7.67 pages each.
- - House ad for Superboy (DC, 1949 series) #129 [80 Page Giant #G-22], on sale March 10.
- - House ad for Showcase (DC, 1956 series) #62 [first Inferior Five], on sale March 24.
- - listing of DC comics on sale in late March and early April 1966
- Health Myths Debunked! - Published in cooperation with the National Social Welfare Assembly.
Previously appeared in some November 1962 and in February 1963 DC titles.
- - House ad for The Brave and the Bold (DC, 1955 series) #65, Batman (DC, 1940 series) #180, and Swing with Scooter, announced here for the May-June issue of Showcase (DC, 1956 series).
- - House ad for Showcase (DC, 1956 series) #62 [first Inferior Five], on sale March 24.
- - Letters submitted by Jim Buser, Jim Williams, George Wirth, and Guy H. Lillian III.
- - Back cover; advertisement for Aurora superhero models (Batman; Superman; Wonder Woman; Superboy).