Townsley, John A.,, 1927-1982.
Townsley, John A.,, 1927-1982.
[S.l. : s.n.],, February 8, 1982.
Threats to the values and resources : Yellowstone NP, Wy.
Threats to the values and resources : Yellowstone NP, Wy.
Threats to the values and resources : Yellowstone NP, Wy.
Statement of John A. Townsley, Superintendent, Yellowstone National Park, National Park Service, before the Subcommittee on Public Lands and National Parks, House Committee on Interior and Insular Affairs, for oversight hearing on the state of the national park system
Threats to the values and resources :
Townsley, John A.,, 1927-1982.