Aerial Photography in Record Group 23: Records of the Coast and Geodetic Survey not in Special List 25
Bridging Data for Updating Aeronautical/Nautical Charts, 1954–1970
Aerial photographic prints of California, Colorado, Delaware, Florida, Georgia, Louisiana, New York, Oregon, South Carolina, Texas, Washington state and Puerto Rico can be found in the series Bridging Data for Updating Aeronautical/Nautical Charts, 1954-1970. These photographs are annotated and were used for updating nautical and aeronautical charts. They are arranged by project (PH) number.
There are no indexes for these photographs, but there are accompanying reports available to request. These reports provide contextual and coverage information for the photographs.
Obstacle Reports for Turbine Departures, 1961–1966
The series Obstacle Reports for Turbine Departures, 1961–1966 consists of reports relating to airport runway obstacles. Each report in the series includes an aerial photograph of the runway, showing obstacles and runway lengths. These records are arranged by agency assigned report number. There are no indexes or finding aids for the series, so the records need to be requested to determine the specific contents. The entire series is filed in one archival box.
