Canals--Rivers
Canals--Rivers--Youghiogheny River--Allegheny River (Pa. and N.Y.)--Arkansas River--Cumberland River (Ky. and Tenn.)--Illinois River (Ill.)--Kentucky River (Ky.)--Mississippi River--Missouri River--Monongahela River (W. Va. and Pa.)--Muskingum River (Ohio)--Ohio Canal--Ohio River--Red River (Tex.-La.)--Tennessee River--Wabash River--Wisconsin River (Wis.)--1850-1859
MERC WTR WYS Rare F518