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Historical Aerial Photographs of Maryland, 1936-1991, Quad Collection


Initial Metadata Creation
Year of Earliest Photo
Year of Most Recent Photo


This collection consists of 4,867 aerial photos (mostly 9”x9”; mainly black & white, some color) that were primarily flown or acquired by the U.S. Geological Survey (USGS) and are organized on a 7.5-minute quadrangle basis. Aerial photography was flown on different dates and frequencies in the quadrangles but, as a collection, the dates range from 1936 to 1991. Scale of the photography varies but primarily ranges from approximately 1:12,000 to 1:35,400. The proportion of the quadrangle covered in each flight also varies and sometimes extends beyond quadrangle borders. These photographs were donated to the Maryland Geological Survey (MGS). There is no all-encompassing set of photo indexes associated with this collection presumably [...]

Child Items (4867)


Material Request Contact :
Maryland Geological Survey
Principal Investigator :
Katherine Offerman

Attached Files

Click on title to download individual files attached to this item.

tblUploadMetadata_QuadAPMD_201408.csv 1.79 MB
tblUploadMetadata_QuadAPMD_201408.csv 1.8 MB

Material Request Instructions

Contact the MGS Publications Office (410-554-5500) to make an appointment for in-house use of the paper photographs.


Spatial Services

ScienceBase WMS


  • National Digital Catalog



Data source
Input directly

Additional Information

NGGDPP Collection Extension


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