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 ...
These are observation check-lists documenting birds seen September 16, 1964, as part of Pacific Ocean Biological Survey Program. Sheets list location (latitude and longitude or island in vicinity), ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results