The study of forestry.
Subtitle: Supplementing exhibit of the United States Forest Service at the Brazil Centennial Exposition, Rio de Janeiro, Brazil, 1922-1923.
By: By Henry S. Graves, formerly forester, United States Forest Service.
Contributors: United States. Forest Servic
Publisher: Govt. Print. Off.
Published: 1922
Place of publication: [Washington
Subjects: Forestry schools and education -- United State; Forests and forestry -- Brazi