First Line:
Is there another super-hero with a double secret identity --
Synopsis:
The Falcon thinks he has discovered Hawkman's identity as Carter Hall so he exposes Hall an as alien, believing that Hawkman will leave Midway City so that the Falcon can go on a crime spree. The Hawks return to foil his plans and Carter Hall admits to being an alien from Thanagar (though not to being Hawkman).
Notes:
listing of DC comics on sale the first half of August 1967; includes cover art from House of Mystery (DC, 1951 series) #170 and Star Spangled War Stories (DC, 1952 series) #135