Batman #439 Comic Book

Boss Zucco gets killed, and suddenly the criminals of Gotham are falling over one another to get hold of a book he kept uncovering their secrets; Batman and Nightwing trace the book to a hiding place in the orphanage where Zucco and Dick Grayson spent part of their childhoods; The relationship between Batman and Nightwing starts to heal; The Post-Crisis origin of Robin (Dick Grayson) in flashback. 36 Pages, Full Color.