John Widtsoe, fifth president of Utah State University, ca. 1915 (USU A-Board 904b)
Principles of Irrigation Practice by John A. Widtsoe [click to enlarge; click again to browse all pages] (Call No. 631.7 W634)
John A. Widtsoe to H. S. Maddox, December 10, 1914, regarding photographs for his book, Irrigation Practices. [click to enlarge; click again to browse all pages] (University Archives 3.1/5-2 Bx 23 Fd 5)
John A. Widtsoe joined USU’s faculty in 1896, researching the chemical properties of soils under irrigation. In addition to his many bulletins on the subject, Widtsoe also published his treatise, Principles of Irrigation Practice, in 1914.
Experiment Station Bulletins
The Utah Agricultural College Experiment Station Bulletin No. 105 “Irrigation Investigations: Factors Influencing Evaporation and Transpiration” by John A. Widtsoe, August 1909 [click to enlarge; click again to browse all pages] (University Archives 18.1 No. 105)
The Utah Agricultural Experiment Station Bulletin No. 118 “Methods for Increasing the Crop Producing Power of Irrigation Water” by John A. Widtsoe and L. A. Merrill, September 1912 [click to enlarge; click again to browse all pages] (University Archives 18.1 No. 118)
The Utah Agricultural College Experiment Station Bulletin No. 120 “The Chemical Composition of Crops as Affected by Different Quantities of Irrigation Water” by John A. Widtsoe and Robert Stewart, September 1912 [click to enlarge; click again to browse all pages] (University Archives 18.1 No. 120)