Detective Comics #866 75 Th Anniv Variant Edition

"Written by DENNIS O'NEIL Art and cover by DUSTIN NGUYEN 1:25 'DC 75 Anniversary' Variant cover by WALTER SIMONSON Continuing the spirit of celebration from BATMAN #700, comics legend Dennis O'Neil's returns to the Batcave in this stand-alone, 40-page issue! O'Neil spins a tale of the Dick Grayson Batman intertwined with those classic days when Batman and Robin, the Boy Wonder, patrolled the mean streets of Gotham City! And come back next month for the return of The Question and Batwoman!"