For what it's worth, here are a couple of other sources for immigrants through the port of Philadelphia in that era. I haven't checked for that particular name, and don't know if they'll provide any more info than Ellen has already provided, but they may come in handy at some point.
Egle, William Henry, M.D., Editor, "Names of Foreigners Who Took the Oath of Allegiance to the Province and State of Pennsylvania 1727 - 1775, With the Foreign Arrivals, 1786 - 1808," Vol. XVII, Pennsylvania Archives, Edwin K. Meyers, State Printer, 1892, pp 302-304. (Online at <http://books.google.com/books?id=iEAOAAAAIAAJ&printsec=frontcover&dq=Oath++of+Allegiance+to+Pennsylvania&hl=en&sa=X&ei=TM8hVILeG6aIsQSH4ICoBA&ved=0CB8Q6AEwAA#v=onepage&q=Oath%20%20of%20Allegiance%20to%20Pennsylvania&f=false>.)
Strassburger, Ralph Beaver, LL.D., "Pennsylvania German Pioneers, A Publication of the Original Lists of Arrivals In the Port of Philadelphia from 1727 to 1808," edited by William John Hinke, Ph.D., D.D., Volume 1, 1727 - 1775, Pennsylvania German Society, Norristown, PA (Online at <http://babel.hathitrust.org/cgi/pt?id=inu.30000007109121;view=1up;seq=15>, Public Domain, Google-digitized.)