| description:
|
<div style="text-align:left;"><p style><span style="font-size:medium; background-color:rgb(255, 255, 255);">Field by Formation from Geowebface. </span><span style="color:rgb(68, 68, 68); font-family:Calibri, "sans-serif", "Mongolian Baiti", "Microsoft Yi Baiti", "Javanese Text", "Yu Gothic";"><font size="4">Producing oil and gas fields symbolized based on their producing formations. John Esch, 2011, unpublished map. Antrim Shale formation is unique in that it uses county-wide field designations.</font></span></p></div> |