- Listenly
- Public Library
- Project Gutenberg
- Hippopotamidae — Juvenile fiction
Hippopotamidae — Juvenile fiction — Audiobooks
In Savage Africa
by Verney Lovett Cameron
Ihmissyöjäin vankina: Seikkailuja Afrikan aarniometsissä
by Verney Lovett Cameron
Chunky, the Happy Hippo: His Many Adventures
by Richard Barnum