Large Bird House, New York Zoological Park.

The Flying-Cage, New York Zoological Park.

Rocking Stone and Rocking Stone Restaurant, New York Zoological Park.

View of Lake Agassiz, New York Zoological Park.

Sea Lion Pool and Portion of Baird Court New York Zoological Park.

Concourse Entrance, New York Zoological Park.

Italian Garden. New York Zoological Park.

Musk Ox, New York Zoological Park.

The Flying-Cage, New York Zoological Park.

Boating on the Bronx Lake, New York Zoological Park.

Lion House, New York Zoological Park.

Elk Herd, New York Zoological Park.

Barbary Lion, Sultan. New York Zoological Park.

Reptile House, New York Zoological Park.

Young Screech Owls, New York Zoological Park

Alaskan Brown Bear, New York Zoological Park

Bengal Tiger, "Princeton," New York Zoological Park.

Two Horned African Rhinoceros, New York Zoological Park.

Interior of Reptile House. New York Zoological Park

Weighing a Baby Orang. New York Zoological Park.