General Structure and Writing Style. The function of a research design is to ensure that the evidence obtained enables you to effectively address the research problem logically and as unambiguously as possible.
ALLEGHENY RIVER HISTORY. Location: A river rising in north-central Pennsylvania and flowing about 523 km (325 mi) northwest into New York then southwest into Pennsylvania again, where it joins the Monongahela River at Pittsburgh to form the Ohio River.
Gallitzin, PA. The first railroad to circumvent the Allegheny Mountains, the Allegheny Portage Railroad was the finishing piece of the Pennsylvania Mainline Canal. The Portage, opened in 1834, marking the first time that there was one, direct route between Philadelphia and Pittsburgh.