Cramer, Zadok, 1773-1813?. <br/><br/>
The navigator. 

 - 8th ed. 
 - Ann Arbor, Mich. :  University Microfilms International /  1966. 
 - 360 p. maps. ;  20 cm. 
 - March of America facsimile series no.61. .
<br/><br/> Original t.p. reads: 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 the former to the mouth of the latter; and a concise description of their towns, villages, harbors, settlements, &c. With maps of the Ohio and Mississippi ... Eighth edition, improved and enlarged. Pittsburgh, Published & sold by Cramer, Spear, and Eichbaum ... 1814. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mississippi River--Description and travel.<br/>Ohio River--Description and travel.<br/>Louisiana--Description and travel--1803--1865.<br/>Monongahela River (W. Va. and Pa.)--Description and travel.<br/>Allegheny River (Pa. and N.Y.)--Navigation.<br/>Mississippi River--Navigation.<br/>Ohio River--Navigation.