Subjects: the river and i (sorted by popularity)
- Indians of North America -- Mississippi River Valley -- Early works to 1800 176 downloads
- Nile River Valley -- Discovery and exploration 175 downloads
- Red River Settlement 174 downloads
- Rivers -- Great Britain 173 downloads
- Amazon River Valley 169 downloads
- Colorado River (Colo.-Mexico) -- Juvenile fiction 163 downloads
- River boats -- Fiction 161 downloads
- Hudson River (N.Y. and N.J.) -- Juvenile fiction 159 downloads
- Mazaruni River (Guyana) 158 downloads
- Colorado River Valley (Colo.-Mexico) -- Description and travel 155 downloads
- Colorado River (Colo.-Mexico) -- Discovery and exploration 155 downloads
- Ohio River Valley -- Social life and customs 155 downloads
- Colorado River (Colo.-Mexico) -- Description and travel 155 downloads
- Colorado River Valley (Colo.-Mexico) -- Discovery and exploration 155 downloads
- Ohio River -- Juvenile fiction 153 downloads
- Mississippi River -- Sources 150 downloads
- Colorado River (Colo.-Mexico) -- Fiction 145 downloads
- Amazon River Valley -- Discovery and exploration -- American 144 downloads
- Saint Johns River Valley (Fla.) -- Description and travel 141 downloads
- Saint Johns River Valley (Fla.) -- Social life and customs -- 19th century 141 downloads
- Putumayo River Valley 139 downloads
- Japurá River Valley (Colombia and Brazil) 139 downloads
- Ohio River Valley -- History -- To 1795 139 downloads
- Murder -- Massachusetts -- Fall River 138 downloads
- Murder -- Investigation -- Massachusetts -- Fall River 138 downloads