Books on the move: In preparation for the Zilberman Family Center for Global Collections renovation, materials in the Zilberman Center seminar rooms are moving. See our Service Alerts for details.
Additions to the national wilderness preservation system : hearing before the Subcommittee on Public Lands and National Parks of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-eighth Congress, first [-second] session
HeinOnline Environmental Law and PolicyAvailable online
Additions to the national wilderness preservation system
The Penn Libraries is committed to describing library materials using current, accurate, and responsible language. If you discover outdated or inaccurate language, please fill out this feedback form to report it and suggest alternative language.