National Register of Historic Places
Initial Point of the Gila and Salt River Base Line and Meridian
Avondale vicinity, Maricopa County, Arizona
The record
- Listed
- October 15, 2002
- Type
- Site
- Address
- Summit of Monument Hill at 115th Ave. and Baseline Rd., Avondale vicinity
- County
- Maricopa
- State
- Arizona
- Period of significance
- 1850 to 1874
- Contributing resources
- 1 site
- Coordinates
- 33.37648, -112.31599
- Reference number
- 02001137
Slide toward Today to fade the historical sheet and see the modern map underneath.
David Rumsey Map Collection, David Rumsey Map Center, Stanford LibrariesDavid Rumsey Map Collection, David Rumsey Map Center, Stanford LibrariesUSGS Historical Topographic Map CollectionDavid Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesUSGS Historical Topographic Map Collection