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1967. This georeferenced raster layer represents railroads in China in 1967. It is taken from the book, Communist China: Map Folio, which was published b... Directorate of Intelligence, Office of Basic and Geographic Intelligence.
1967. California. Division of Bay Toll Crossings. This layer is a georeferenced image of a map showing crossings between Marin County and the San Francisco Bay Area. The original map appeared in "S... Stanford University. Center for Spatial and Textual Analysis.