The national parks portfolio
By: by Robert Sterling Yard.
Contributors: Yard, Robert Sterling, 1861-1945.
Edition: [4th ed.]
Publisher: Govt. Print. Off.
Published: 1925
Place of publication: Washington, D.C
Language: eng
Number of pages: 270
Subjects: National parks and reserves -- United States
Notes: At head of title: Department of the Interior. Hubert Work, secretary. National Park Service. Stephen T. Mather, director.
"The first edition ... was issued by the Department of the Interior in 1916. The second edition, brought up to date by the substitution of later photographs and enlarged by the addition of thirty-six pages, was one of the first publications of the new Nationl Park Service which Congress created August 25, 1916. The third edition, published in 1921, contained twenty-two additional pages of pictures. This, the fourth edition, contains information regarding ten new national monuments created since the publication of the third edition, including three new pictures."--Note to fourth edition.