Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Google Analytics Dashboard for State coordinates and polyconic maps some notes on the state plane-coordinates systems and their relation to polyconic quadrangle maps

State coordinates and polyconic maps some notes on the state plane-coordinates systems and their relation to polyconic quadrangle maps

URI: https://pubs.usgs.gov/publication/cir57

Display as: