Adventure Comics (1938 1st Series) #428 VF [1st Appearance of Black Orchid.]
Published Aug 1973 by DC.
1st appearance of Black Orchid. Cover art by Bob Oksner. Untitled Black Orchid story, script by Sheldon Mayer, art by Tony DeZuniga; introduction of Black Orchid. The Ghosts on the Glasses starring Dr. 13, the Ghost Breaker, script by Steve Skeates, art by Tony DeZuniga. Mr. Randolf mysteriously dies; Dr. 13 investigates. 36 Pages, Full Color. Cover price $0.20.