Subjects: the river and i (sorted by popularity)
- Cane River Region (La.) -- Fiction 129 downloads
- Rivers -- Europe 129 downloads
- Chemung River Valley (N.Y. and Pa.) -- Fiction 126 downloads
- Red River of the North 125 downloads
- Mississippi River Valley -- Social life and customs 124 downloads
- Saint Lawrence River -- Fiction 123 downloads
- Gambia River -- Description and travel 122 downloads
- Madeira River (Brazil and Bolivia) -- Description and travel 120 downloads
- Tomlinson, H. M. (Henry Major), 1873-1958 -- Travel -- Amazon River Region 120 downloads
- Wilderness areas -- Amazon River Region 120 downloads
- Amazon River Region -- Description and travel 120 downloads
- Bates, Henry Walter, 1825-1892 -- Travel -- Amazon River Valley 120 downloads
- Shipping -- Niagara River (N.Y. and Ont.) 119 downloads
- Steam-navigation -- Niagara River (N.Y. and Ont.) 119 downloads
- Miramichi River Valley (N.B.) -- Fiction 118 downloads
- Saint Johns River Valley (Fla.) -- Description and travel 118 downloads
- Saint Johns River Valley (Fla.) -- Social life and customs -- 19th century 118 downloads
- Columbia River -- Juvenile fiction 115 downloads
- Yangtze River (China) -- Fiction 114 downloads
- Frontier and pioneer life -- Pennsylvania -- Juniata River Valley 111 downloads
- Juniata River Valley (Pa.) -- History 111 downloads
- Juniata River Valley (Pa.) -- Genealogy 111 downloads
- Indians of North America -- Pennsylvania -- Juniata River Valley 111 downloads
- Mohawk Indians -- Boats -- Nile River -- History -- 19th century 111 downloads
- Cathedrals -- Rhine River Valley 109 downloads