Erica and Arthur Propper

The Beaver

By Erica and Arthur Propper

Animal World - The Duck

By Erica and Arthur Propper

Animal World: The Hippo

By Erica and Arthur Propper

The Kangaroo

By Erica and Arthur Propper

Beaver, The (Animal World S.)

By Erica and Arthur Propper

Hippopotamus, The (Animal World S.)

By Erica and Arthur Propper