Before revision: One was of the equipment used at the Bibliothèque nationale de France and the other, coordinated by the University of Chicago, consisting of "an entire microfilm laboratory," complete with cameras, a darkroom, and various kinds of reading machines.
After revision: Herman FusslerOne was of the equipment used at the Bibliothèque nationale de France and the other, coordinated by the University of Chicago, consisting of "an entire microfilm laboratory," complete with cameras, a darkroom, and various kinds of reading machines.