Specifications for Library of Congress microfilming.
Contributors: Library of Congress.
Publisher: Library of Congress; [for sale by the Superintendent of Documents, U.S. Govt. Print. Off.]
Published: 1964
Place of publication: Washington
Language: eng
Number of pages: 21
Subjects: Microphotography -- Specifications -- United States; Newspapers on microfilm -- Standards -- United States
Notes: Bibliography: p. 21.