Fucoids in beds at or near bottom of Lowville limestone. Blair County, Pennsylvania. 1924.
Dates
Date Taken
1924
Summary
Fucoids in beds at or near bottom of Lowville limestone, top of a layer 5 feet thick crowded throughout with these forms. Blair County, Pennsylvania. 1924.
Summary
Fucoids in beds at or near bottom of Lowville limestone, top of a layer 5 feet thick crowded throughout with these forms. Blair County, Pennsylvania. 1924.
This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html