-
National Park Service Alaskan Dall Sheep Survey Units, Francis Singer, 1984
Dall sheep aerial survey units from the early 1980s by Francis Singer in Noatak National Preserve and Gates of the Arctic National Park and Preserve in Alaska. Dall sheep were... -
BSEE Data Center - Production Information
These files include information on oil and gas production by Lease, Well (API No.), or Lease Operator. Additional files are also available on historical Gulf of America...
E' possibile inoltre accedere al registro usando le API (vedi Documentazione API).