Documents Office classification to 1958.
Contributors: United States. Superintendent of Documents.
Publisher: University Microfilms
Published: 1964
Place of publication: Ann Arbor [Mich.]
Language: eng
Subjects: Classification -- Books -- Government publications.
Notes: Cover title.

"This 'O-P Book' is an authorized reprint of the original edition, produced by microfilm-xerography ... , 1964."