Nomination of David L. Ladd.
Subtitle: Hearing ... 87th Congress, 1st session, on the nomination of David L. Ladd to be Commissioner of patents.  April 5, 1961.
Publisher: U.S. Govt. Print. Off.
Published: 1961
Place of publication: Washington
Language: eng
Number of pages: 10
Subjects: Ladd, David Lowell, 1926-