Manuscript discussing the effects of high dams on Columbia River salmon with a focus on the Bonneville Dam
Newspaper clipping titled: “In the Gull Bread Line on our Waterfront”
"Old days on Ladd's Pond"
"Oregon conquers stream pollution"
Do birds act like people?
The birds of Ladd's Pond
When the skylark sang in Portland
Duck hunting on the Columbia
Flocking of the swallows
Columbia River pollution
The pitcher plant traps and eats insects
The orchestra of tree crickets performs every evening
Every fall evening one may attend the orchestra of the tree crickets
The pitcher plant traps and eats insects
Willamette River distress
Renting houses for songs and birds everyone should know
Letter and manuscript of "Bird-life about a pond"
Compilation of manuscripts on birds
The witches' garden
Bird lives
Bird - Life about a pond
Eastern Oregon
Southern Oregon lecture I
Lecture
White heron search
Malheur
Red tail hawk
General - The California condor