Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscapes Survey: Search Results
|
|
|
1 results containing "International Latitude Service (ILS)"
Larger image available anywhere (1)
|
Larger image available only at the Library of Congress
|
Not Digitized
|
Surveys only (1)
-
Gaithersburg Latitude Observatory, 100 De Sellum Avenue, Gaithersburg, Montgomery County, MD
Documentation compiled after 1968 | Measured Drawing(s): 6 | Historic American Engineering Record
HAER MD,16-GAITH,1-
Results 1 - 1 of 1
1
1
