Computing and measuring devices.

Bibliographic Details
New Title:	Works not protected by copyright
Corporate Author:	Library of Congress. Copyright Office
Format:	Government Document Serial
Language:	English
Published:	Washington : Library of Congress, Copyright Office
Series:	Circular (Library of Congress. Copyright Office) ; 33.
Subjects:	Copyright > United States. Measuring instruments. Copyright. United States.
Online Access:	https://purl.fdlp.gov/GPO/gpo86281

Description
Published:	Ceased publication.
Physical Description:	1 online resource (volumes).