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Quad-Based Aerial Photographs, 1936-1991

Dates

Start Date
1936-10-27
End Date
1991-03-16

Summary

This collection (known internally at Maryland Geological Survey as Component 5) consists of 4,720 items – 4,715 black-and-white aerial photographs (4,688 unique frames plus 27 duplicates) and 5 associated index maps. The aerial photographs were flown or acquired by the U.S. Geological Survey (USGS) and organized on a 7.5-minute quadrangle basis. The photographs are black-and-white and approximately 9 in. x 9 in. in size. The scale of the aerial photography varies but ranges from approximately 1:12,000 to 1:35,400. These photographs date from 1936-1991 and were donated to the Maryland Geological Survey (MGS). The index maps serve as a finding aid for several of the flight series flown over five quadrangles (Ninepin Branch, Mardela [...]

Child Items (4693)

Contacts

Contact :
MGS Curator
Data Owner :
Maryland Geological Survey

Attached Files

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

tbl_CSV_Component_05_Quad_Based_Aerial_Photos_20191123.csv 3.06 MB text/csv

Material Request Instructions

Request Digital Images -- There are 2 ways to request digital images: 1) Make a request to the MGS Publications Office (410-554-5500) for PDF images (index maps only) (free); or 2) Submit the Maryland State Archives (MSA) online form here:   https://shop.msa.maryland.gov/orders/pages/orders.aspx -- choose "Other Record" to bring up the "Other Record Order Form".  Fill out the form and make sure to select "Other" and specify the type of digital image (PDF) requested in the "Type of Record" field.  Cost = $35 per digital image.

Request Photocopies -- Submit the MSA online form here:  https://shop.msa.maryland.gov/orders/pages/orders.aspx -- choose "Other Record" to bring up the "Other Record Order Form".  Fill out the form and make sure to select "Other" and specify "Photocopy of Index Map" in the "Type of Record" field.  Cost = $35 per photocopy.
 
Request to View the Paper Photographs in Person -- Email MSA at msa.helpdesk@maryland.gov and specify the photograph of interest and desired viewing date.
 

Map

Spatial Services

ScienceBase WMS

Communities

  • National Digital Catalog

Tags

Provenance

Data source
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Additional Information

Alternate Titles

NGGDPP Collection Extension

size4720
unitItems (Items, http://www.sciencebase.gov/vocab/category/NGGDPP/collection/unit)

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