EarthWorks Geospatial Catalog

Cambridge, MA (Benchmarks, 2009)

Description
These are used as a reference point for other surveys.
Publisher
Cambridge (MA) Geographic Information System (City of Cambridge GIS)
Place(s)
Cambridge, MA, Massachusetts, and USA
Subject(s)
benchmarks, elevation, and point
Year
2009-01-01T01:01:01Z
Held by
MIT