by For sale by the Supt. of Docs., U.S. Govt. Print. Off.] in [Washington .
Written in English
1st ed. issued by the Office under its earlier name: Office of Documentation.
|Contributions||United States. Patent Office. Office of Documentation.|
|LC Classifications||T223.F4 A57 1971|
|The Physical Object|
|Pagination||iii, 199 p.|
|Number of Pages||199|
|LC Control Number||72601581|