Field Notebook: Minnesota, Wisconsin, Iowa, Illinois, Pennsylvania
Page 20
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
Pewaukee. Rute quarry on the south side of Pewaukee Lake there has been a shaft dug into the Cincinnati group some 50 feet for coal. The debris thrown out is free of fossils.