The navigator.

by Cramer, Zadok, 1773-1813
[New York] Readex Microprint 1974
8th ed.

The navigator containing directions for navigating the Monongahela, Allegheny, Ohio, and Mississippi rivers ; with an ample account of these much admired waters, from the head of t...

by Cramer, Zadok, 1773-1813
Pittsburgh : Printed and pub. by Cramer, Spear & Eichbaum, and sold at their bookstore, Franklin's Head, Market, between Front and Second Streets, 1811
7th ed., improved and enl.

The navigator containing directions for navigating the Monongahela, Alleghany, Ohio, and Mississippi rivers : with an ample account of these much admired waters ... and a concise d...

by Cramer, Zadok, 1773-1813
Pittsburgh [Pa.] : Zadok Cramer, and sold at his bookstore, 1808
6th ed., improved and enl.

The navigator, or, The trader's useful guide in navigating the Monongahela, Allegheny, Ohio, and Mississippi rivers containing an ample account of these much admired waters ... a c...

by Cramer, Zadok, 1773-1813
Pittsburgh [Pa.] : From the press of Zadok Cramer, 1806
5th ed., much improved and enl.

The Ohio and Mississippi navigator comprising an ample account of those beautiful waters, from the head of the former, to the mouth of the latter : a particular description of the...

by Cramer, Zadok, 1773-1813
Pittsburgh : Printed by John Scull, for Zadok Cramer, 1802
3rd corr. ed.

Allegheny River navigation system : operation and maintenance study.

Pittsburgh : U.S. Army Engineer District, Pittsburgh, Pennsylvania, Corps of Engineers, 1982

The three rivers

by Kidney, Walter C.
Pittsburgh, Pa. : Pittsburgh History & Landmarks Foundation, 1982
1st ed.