Manuscript that focuses on how birds take camouflage into consideration when building nests. Document also comments on how birds' natural coloring is camouflage.

Document that contains two manuscripts. The first is on the subject of housing for birds, including bird box homes. The second is primarily focused on swallows.

Manuscript that marvels at how birds adapt and seem to remember their environment. Author remarks on the difference in behavior of birds when they perceive danger.

Article discussing length of hunting seasons for game birds, including ducks and band-tailed pigeons. Submitted to the Oregon Journal newspaper.

Manuscript in which the pursuit of photographing sea birds is discussed. Appears to be the same trip featured in "Study of sea birds."

An unidentified bird nest with four eggs. Note on negative envelope indicates that the image might have been taken by Olaus Murie.

An unidentified bird nest with eggs.

An unidentified bird nest with eggs.

An unidentified bird nest with eggs.

An unidentified bird nest with eggs.