Instructor Holding Black Guillemot Photograph, July, 1939

Instructor Holding Storm Petrel and Egg Photograph, July, 1939

Joseph Cadbury and Allan Cruickshank Banding Gulls - Side View Photograph, July, 1939

Joseph Cadbury (left) and Allan Cruickshank (center) band gulls as campers look on.

Allan Cruickshank and Campers on a Rocky Beach Photograph, July, 1939

Allan Cruickshank stands and talks to a group of campers and instructors seated on a rocky beach. Joseph Cadbury may also be in this photograph, perhaps seated in the front with his back to the camera.

Allan Cruickshank and Campers Talking During a Boat Ride Photograph, July, 1939

Joseph Cadbury and Allan Cruickshank Banding Gulls Photograph, July, 1939

Joseph Cadbury (seated, left) and Allen Cruickshank, who is not visible but is likely seated to Cadbury's left, band birds.

Instructor Holding Birds Photograph, July, 1939

Great Blue Heron in a Pine Tree Photograph, July, 1939

Allan Cruickshank Holding Herring Gull Photograph, July, 1939

Nesting Cormorants Photograph, July, 1939

Instructor Transue Works With Nesting Cormorants Photograph, July, 1939

Seabird Colony on an Island Photograph 1, July, 1939