(W) Otto Binder & Various (A) Jim Mooney, Al Plastino (CA) Darwyn Cooke. Collecting the Girl of Steels adventures from ACTION COMICS #252-307! As Supermans secret weapon, Supergirl must adjust to life in the Midvale Orphange. The stories alternate between tales about friends and school, Supergirls efforts to master her new powers, and time-travel jaunts into the far future and distant past.