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Start Over Place Puerto Rico Year 1999 Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. ESRI Data & Maps 2000 : U.S. National Atlas Airports

Datasets Harvard University Restricted content
1999. Geological Survey (U.S.) and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... Environmental Systems Research Institute, Inc. (ESRI).

2. Major Roads of the United States, 1972-1999

Datasets Stanford University Public content
1999. Geological Survey (U.S.). This line shapefile portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the i... Geological Survey (U.S.).

3. U.S. National Atlas Airports 2000

Princeton University Restricted content
1999. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... Environmental Systems Research Institute, Inc. (ESRI).

4. U.S. National Atlas Airports 2002

Princeton University Restricted content
1999. National Atlas of the United States and the United States Geological Survey. U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... Environmental Systems Research Institute, Inc. (ESRI).