The Pennsylvania-German : devoted to the history, biography, genealogy, poetry, folk-lore and general interests of the Pennsylvania Germans and their descendants . SAMTKl, I». «;K0SS. M I»,. ». full >k« ;.h ill Tlii- iVmiMlvanU-tli-rnvCHtoher. IftCi) 158 THE PEXXSYLVANIA-GERMAX. SAMUEL S. HALDEMAN, (See full sketch in The Peiiiisylvauia-German, July, lOOj) Pennsylvania-Germans. Adam Kiihn(1741-1817), Henry Ernst Muhlenberg(1753-1815), Lewis David von Schwei-nitz (1780-1834), John Eberle (1787-1838), Timothy Abbot Conrad (1803-1877), Samuel S. Haldeman. FrancisWolle (1817-1893) and
The Pennsylvania-German : devoted to the history, biography, genealogy, poetry, folk-lore and general interests of the Pennsylvania Germans and their descendants . SAMTKl, I». «;K0SS. M I»,. ». full >k« ;.h ill Tlii- iVmiMlvanU-tli-rnvCHtoher. IftCi) 158 THE PEXXSYLVANIA-GERMAX. SAMUEL S. HALDEMAN, (See full sketch in The Peiiiisylvauia-German, July, lOOj) Pennsylvania-Germans. Adam Kiihn(1741-1817), Henry Ernst Muhlenberg(1753-1815), Lewis David von Schwei-nitz (1780-1834), John Eberle (1787-1838), Timothy Abbot Conrad (1803-1877), Samuel S. Haldeman. FrancisWolle (1817-1893) and Joseph Leidy arethose most widely known. The publica-tions of greatest importance by these in-vestigators are: ^luhlcnbergs Catalogof the Plants of Xorth America and hisDescription of the Grasses and Sedges ofNorth America; von Schweinitzs workon the Fungi and Sedges of Xorth Amer-ica; Eberles publication on r>otanicalTerminology: Haldemans Fresh-WaterShells of North America: Conrads Ma-rine Conchology and his work on Fossilsand Fresh-Water Bivalve Shells: WollesFresh-Water Algae and Leidys Fresh-Water Rhizopods. Physical science has been advancedthro the ingenuity oi Riitenhouse in theconstruction of astronomical instruments,and that of Wolle in the invention oi amachine f
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Keywords: ., bo, bookcentury1900, bookdecade1900, booksubjectpennsylvaniadutch
