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1. Map of the mineral deposits of the world, 1927

1927. Map and Geospatial Information Center, Lewis Library, Princeton University. Shapefile representing known mineral resources worldwide as of 1927. The locations and attributes of all points were taken from a two-part Weltlage...

2. New York City Survey Control Points 2004

2001. New York City Department of Information Technology and Telecommunications. The "Survey_control_point" dataset is a point representation of New York City monuments, GPS points and analytical points used for the triangulatio...