Consists of eight papers, the first four by Rudolf Ruedemann and the remainder by B.F. Howell.
Includes index.
Bibliography at end of each article.
Also available in electronic format.
Oldhamia & the Rensselaer grit problem. -- Cambrian & Ordovician fossils. -- Notes on Ordovician Machaeridia of New York. -- Notes on Ordovician plankton & radiolarian chert of New York. -- Geological studies in Ulster County, N.Y. -- Graptolites from Ordovician Normanskill shale at Kingston Point, Ulster County, N.Y. -- Two new localities for fossils in the Ordovician Snake Hill shale of Ulster County, N.Y. -- New localities for fossils in the Devonian Esopus grit of Ulster County, N.Y