These are NGS #8 observation check-lists documenting birds seen March 2 - 17, 1964, as part of Pacific Ocean Biological Survey Program. Sheets list location (latitude and longitude, or island in ...
These are ATF #2 observation check-lists documenting birds seen June 4 - July 10, 1963, as part of Pacific Ocean Biological Survey Program. Sheets list location (latitude and longitude, sometimes name ...