Delaware 1937 Orthophotography

Delaware FirstMap


Data Source


Resolution: 1.0 Meter, 1-band: Panchromatic. Scanned and georectified using ERDAS Imagine Flying height 40,000 feet, 6-inch focal length camera Scale: 1:20,000

These are scanned images from aerial photography flow in 1937/38 by the Agricultural Stabilization and Conservation Service, maintained by the National Archives. These images are presented as individual tiles, county-wide and state-wide mosaics. Initial purpose was to provide base for digitizing Historic Forest Cover in Delaware. The data set could be used for other similar change analyses.


USDA Agricultural Stabilization and Conservation Service

Access/Use Constraints

Public Domain Information, with citation to Delaware Archives, National Archives and Agricultural Stabilization and Conservation Service for the photography

Distribution Liability

Map software is provided ‘as-is’, without any express or implied warranty. In no event will be held liable for any damages arising from the use of this software. The user assumes all risks associated with the use of this software. will not be held responsible for any inaccuracies and no responsibility is assumed for damages or other liabilities due to errors, installation, accuracy, availability, use or misuse of the data presented.

Full Metadata Link

Downloadable Version for Offline Use

None available at this time.