1. "Silting of Reservoirs " by Henry M. Eakin (revised by Carl B. BrownJ Technical B ulletin No. 524 U.S.D .A. 1939. (a) Fig. 19 facing p. 98. (b) Table 13 pp. 120-123.
2. Dynamics of Water Erosion on Land-Surfaces," by Leonard Schiff and Robert E. Yodey, Transactions;Am. Geophysical Union,1941
3. Some Principles of Acceerated Stream and Valley Sedimentation," by St afford C. Happ, Gordon Rittenhouse, and G. C. Dobson, Technical Bulletin No. 695, U .;S.D .A.,1940
4. A Consideration of Factors Influencing Reservoir Sedimentation in the Ohio Valley Region," by G. M. Brune and R. E. Allen, Transactions;Am. Geophysical Union,1941
5. Adapted fr om "Low Dams;National Resources Committ ee, Washington, D. C.,1938