Keywords: A preliminary report on the palaeontology of Perry County BHL40834128.jpg A preliminary report on the palaeontology of Perry County describing the order and thickness of its formations and its folded and faulted structure 40834128 126915 62415 Table of Contents http //www biodiversitylibrary org/page/40834128 10 5962/bhl title 62415 Claypole Edward Waller Public domain The BHL considers that this work is no longer under copyright protection <br> Biodiversity Heritage Library PD-old-70-1923 A preliminary report on the palaeontology of Perry County Images uploaded by Fæ Files from the Biodiversity Heritage Library |