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 Generalized fence diagram showing principal coal and key marine beds of Pennsylvanian age in the Hazard 30' x 60' Quadrangle, eastern Kentucky

Generalized fence diagram showing principal coal and key marine beds of Pennsylvanian age in the Hazard 30' x 60' Quadrangle, eastern Kentucky

URI: https://pubs.usgs.gov/publication/i1727B

Display as: