That Was Now, This Is Then #50-54
| Series | JLA: Classified |
| Number | #50-54 |
| Publisher | DC Comics |
| Type | Comic Book, Trade Paperback |
| Language | English |
| Associate Editor | Tom Palmer, Jr. |
| Collection Editor | Sean Mackiewicz |
| Colorist | Allen Passalaqua |
| Cover Artist | Joshua Middleton |
| Creative Director | Robbin Brosterman, Nadina Simon |
| Executive Editor | Dan DiDio |
| Inker | Mark Farmer |
| Letterer | Rob Clark Jr., Nick J. Napolitano |
| Penciler | John Byrne |
| President | Paul Levitz |
| Series Editor | Mike Carlin |
| Writer | Roger Stern |
| Copyright Holder | DC Comics |
| Genre | Superhero |
| Published in | New York, NY, USA |
| ISBN | 978-1-4012-1950-5 |
| Notes | Printed in Canada First Printing |
Added by DrBoots