Computing and measuring devices.
Contributors: Library of Congress. Copyright Office.
Edition: Rev. June 1997.
Series: Circular -- 33.; Circular (Library of Congress. Copyright Office) -- 33.
Publisher: Copyright Office, Library of Congress]
Published: 1997
Place of publication: [Washington, D.C
Language: eng
Subjects: Copyright -- United States; Measuring instruments -- United States
Notes: Shipping list no.: 97-0305-P.