1. Our national parks Creator: Muir, John, 1838-1914. Collection: Core Historical Literature of Agriculture Publisher: Houghton, Mifflin Co., Publication Place: New York : Date: 1901 Format: Book
2. The National Park Service: its history, activities and organization Creator: Cameron, Jenks, 1879-1957. Collection: Core Historical Literature of Agriculture Publisher: D. Appleton and Company, Publication Place: New York : Date: 1922 Format: Book
3. Vanishing forest reserves: problems of the national forests and national parks Creator: Van Name, Willard G. 1872-1959. Collection: Core Historical Literature of Agriculture Publisher: R.G. Badger, Publication Place: Boston : Date: 1929 Format: Book
4. What about the year 2000?: an economic summary of answers to the vital questions : Will our land area in the United States meet the demands of our future population? How are we to determine the best use of our land resources? Creator: Delano, Frederic Adrian, 1863-1953. Collection: Core Historical Literature of Agriculture Publisher: Mount Pleasant Press, Publication Place: [Harrisburg, Pa. : Date: 1929 Format: Book