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Showing below up to 50 results in range #501 to #550.
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- (hist) Galatia Channel:Evolution of a Peat - Contemporaneous Channel - The Galatia Channel, Middle Pennsylvanian, of the Illinois Basin [4,756 bytes]
- (hist) Galatia Channel:Summary [4,761 bytes]
- (hist) Galatia Channel:Baker Coal and Winslow-Henderson Channel [4,764 bytes]
- (hist) Pearl Formation [4,776 bytes]
- (hist) Mt. Simon Sandstone [4,786 bytes]
- (hist) Spechts Ferry Formation [4,792 bytes]
- (hist) Salem Limestone [4,820 bytes]
- (hist) Joachim Dolomite [4,862 bytes]
- (hist) Hulick Till Member [4,863 bytes]
- (hist) Ironton Sandstone [4,884 bytes]
- (hist) Alum Cave Limestone Member [4,909 bytes]
- (hist) Glenwood Formation [4,911 bytes]
- (hist) Potosi Dolomite [4,918 bytes]
- (hist) Paleozoic Erathem [4,985 bytes]
- (hist) Middle Devonian Series [5,002 bytes]
- (hist) Velpen Limestone Member [5,033 bytes]
- (hist) Shakopee Dolomite [5,041 bytes]
- (hist) Borden Siltstone [5,093 bytes]
- (hist) Moccasin Springs Formation [5,120 bytes]
- (hist) Wiley Coal Member [5,131 bytes]
- (hist) Enion Formation [5,174 bytes]
- (hist) Cincinnatian Series [5,226 bytes]
- (hist) Kinderhookian Series [5,273 bytes]
- (hist) Ste. Genevieve Limestone [5,279 bytes]
- (hist) New Albany Shale Group [5,280 bytes]
- (hist) Chouteau Limestone [5,325 bytes]
- (hist) Platteville Group [5,481 bytes]
- (hist) Niagaran Series [5,574 bytes]
- (hist) Lingle Formation [5,584 bytes]
- (hist) Galatia Channel:Excello Shale Member [5,626 bytes]
- (hist) Galatia Channel:Linkage of Climate and Eustasy [5,711 bytes]
- (hist) Galena Group [5,740 bytes]
- (hist) Bailey Limestone [5,752 bytes]
- (hist) St. Peter Sandstone [5,790 bytes]
- (hist) Grand Tower Limestone [5,809 bytes]
- (hist) Kerton Creek coal bed [5,851 bytes]
- (hist) Spring Lake Coal Member [5,865 bytes]
- (hist) Markham Silt Member [5,885 bytes]
- (hist) Burlington Limestone [5,953 bytes]
- (hist) Champlainian Series [5,963 bytes]
- (hist) Upper Devonian Series [6,056 bytes]
- (hist) Valmeyeran Series [6,074 bytes]
- (hist) Afton Soil [6,079 bytes]
- (hist) Kellerville Till Member [6,080 bytes]
- (hist) Roodhouse coal bed [6,089 bytes]
- (hist) Morton Tongue [6,124 bytes]
- (hist) Dunleith Formation [6,166 bytes]
- (hist) Loveland Silt [6,362 bytes]
- (hist) Cedar Valley Limestone [6,381 bytes]
- (hist) Maquoketa Shale Group [6,384 bytes]