Oregon Experiment Station trap-nest
By: by Alfred G. Lunn and Frank L. Knowlton.
Contributors: Knowlton, Frank L. 1894-1940.; Oregon Agricultural College. Experiment Station.
Series: Station circular / Oregon Agricultural College, Experiment Station -- 33.; Station circular (Oregon Agricultural College. Experiment Station) -- 33.
Publisher: Oregon Agricultural College, Experiment Station
Published: 1923
Place of publication: [Corvallis, Or.]
Language: eng
Subjects: Poultry -- Oregon -- Housing.
Notes: Caption title.