Describes how concern about the quality of microfilm being purchased by the Library of Congress Photoduplication Service led to a project to bring together the various standards covering microfilm for permanent records, and to the publication in 1964 of Specifications for Library of Congress Microfilming. (two references) (CLB)

Discusses the Massachusetts Historical Society's various photostat and microfilming projects and describes how they grew out of the philosophy of the society's founder, the Reverend Jeremy Belknap. Topics include the preservation of the papers of presidents John Adams and John Quincy Adams, and collaboration with other repositories. (Author/JKP)

Discusses three methods for the preservation of the intellectual content of deteriorating paper materials--photocopying, microforms, and electronic digital technologies. Topics addressed include selection, preparation procedures, standards, bibliographic control, obsolescence of technologies, costs and user fees as possible deterrents to access to…