REFERENCES
Forests. Report National Conservation Commission.
Forest Conservation, Papers and Discussions, Report Governor's Conference.
Arbor Day, Forest Service Department of Agriculture Circular, 96.
Tree Planting on Rural School Grounds. Forest Service Department of Agriculture Circular, 134.
Practical Assistance to Tree Planters. Forest Service Department of Agriculture Circular, 22.
How to Transplant Forest Trees. Forest Service Department of Agriculture Circular, 61.
Forest Planting on Coal Lands. Forest Service Department of Agriculture Circular, 41.
Forestry in the Public Schools. Forest Service Department of Agriculture Circular, 130.
Primer of Forestry. (Pinchot). Forest Service Department of Agriculture Circular, 173.
The Use of the National Forests. (Pinchot.)
What Forestry Has Done. Forest Service Department of Agriculture Circular, 140.
Forest Preservation and National Prosperity. Forest Service Department of Agriculture Circular, 35.
Forest Planting and Farm Management. Forest Service Department of Agriculture Circular, 228.
Facts and Figures Regarding our Forest Resources. Forest Service Department of Agriculture Circular, 11.
Drain Upon the Forests. Forest Service Department of Agriculture Circular, 129.
The Waning Hardwood Supply. Forest Service Department of Agriculture Circular, 129.
Timber Supply of the United States. Forest Service Department of Agriculture Circular, 116.
Forestry and the Lumber Supply. Forest Service Department of Agriculture Circular, 97.
How to Cultivate and Care for Forests in Semi-arid Regions.
Forest Service Department of Agriculture Circular, 54.
Paper-making Materials and their Conservation. Bureau of Chemistry, 41.