Series/Collection Details
Series: | [Individual US states 1:500 000] |
Date: | 1959 - 1977 |
Publisher: | United States Geological Survey, Washington DC |
Edition: | various |
No. held by RSGS: | 112 |
Scale: | 1:500000 |
Parsons Code: | F6 |
Notes: | Series comprises of sheets from various versions: relief, outline etc. |