Survey type | M-Dz (magnetic; digitized from contour maps) |
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Flown by | U.S. Geological Survey |
Date flown | 01/64-02/64 |
Line spacing | 0.8 and 1.6 (km) |
Altitude | 152.4 (m) above ground |
Total distance | 3,307 (km) |
References | |
Counties | Anne Arundel - Baltimore - Carroll - Frederick - Harford - Howard - Montgomery - Prince George's - Baltimore - Adams - York |
Overlapping surveys |
Metadata | Questions & Answers - Outline - Parseable text - XML |
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Download | MD0531.zip |