United States Code, 2011 Edition
Title 2 - THE CONGRESS
CHAPTER 5 - LIBRARY OF CONGRESS
Sec. 138 - Law library; hours kept open
From the U.S. Government Publishing Office, www.gpo.gov
§138. Law library; hours kept open
The law library shall be kept open every day so long as either House of Congress is in session.
(July 11, 1888, ch. 615, §1, 25 Stat. 262.)