43 C.F.R. § 2.5 Does DOI maintain an index of its reading room materials?
Title 43 - Public Lands: Interior
Each bureau will maintain and make available for public inspection and copying a current subject-matter index of its reading room materials (5 U.S.C. 552(a)(2)). The index will be available in the bureau's reading room(s) and in their electronic reading rooms on the Internet. Each index will be updated regularly.
Title 43: Public Lands: Interior
PART 2—RECORDS AND TESTIMONY; FREEDOM OF INFORMATION ACT
Subpart B—Information Routinely Available to the Public without Filing a FOIA Request
§ 2.5 Does DOI maintain an index of its reading room materials?

