Justice League of America(vol. 1) #46

1st appearance of Silver Age Sandman. Cover pencils by Mike Sekowsky, inks by Joe Giella. Crisis Between Earth-One and Earth-Two!, script by Gardner Fox, pencils by Mike Sekowsky, inks by Sid Greene; People from Earth-1 and Earth-2 are being inexplicably transferred from one parallel world to the other, including Blockbuster and Solomon Grundy; At the same time, the Spectre discovers that the approach of the Anti-Matter Man is the reason for the transfers and will eventually cause the destruction of both worlds. 1st appearance of Silver Age Sandman. Cap's Hobby Hints by Henry Boltinoff. The Policeman Is Your Friend! public service announcement by Jack Schiff. 36 pgs. $0.12. Cover price $0.12.