INDEX 



Hereford, E. N., 20, 29, 33. 

 Hough, F. B., historical address, 

 262. 



Jenkins, E. H., 202, 207, 213, 219, 

 221, 222, 230, 248, 257; letters 

 of, 171, 213. 



Johnson, A. A., 7, 9 ; letters of, 28, 

 46, 51, 63, 64, 68, 74, 77, 81, 127, 

 128, 130, 156, 158, 159. 



Johnson, S. W., family and early 

 life, 1-12; school dr(fs at Low- 

 ville, 8, 9; entry in first chemical 

 text-book, 9; teaches at Flush- 

 "*> 12; goes to New Haven and 

 enters Yale Analytical Labora- 

 tory, 22; teaches in normal 

 school at Albany, 33; returns to 

 Yale Analytical Laboratory, 36; 

 sails for Europe, 38; settles in 

 Leipsic and enters Erdmann 's 

 laboratory, 42; matriculates in 

 University, 45; Munich, enters 

 Liebig's laboratory, 60; Man- 

 chester, studies with Frankland, 

 77; becomes regular contributor 

 to Country Gentleman, 80; con- 

 troversy aroused by ' ' Sulphate 

 of Lime," 81; first assistant in 

 Yale Analytical Laboratory, 92; 

 considers position at Albany, 95 ; 

 writes for Homestead, 104; ad- 

 dresses Conn. Agricultural Soci- 

 ety, ' ' Frauds in Commercial 

 Manures," 112; elected chemist 

 to Conn. Agric. Society, 116; lec- 

 tures, Smithsonian Institution, 

 120; appointed professor analyti- 

 cal and agricultural chemistry, 

 Yale Scientific School, 125; lec- 

 tures before fanners ' clubs, 126 ; 

 attends semi-centennial, Lowville 

 Academy, 129; marries, 130; lec- 

 tures, Yale agricultural conven- 



tion, 132; investigates nutrition 

 of plants, 134; writes on soil- 

 analyses of geological surveys, 

 135; lectures, Mass. Board of 

 Agriculture, 138 ; " Peat and Its 

 Uses," "How Crops Grow," 

 "How Crops Feed," 150; 

 elected to National Academy of 

 Sciences, 160; active in organiz- 

 ing Conn. State Board of Agri- 

 culture, 163; resumes analysis 

 and estimation of values of ferti- 

 lizers, 163; delegate to National 

 agricultural convention, 165; 

 writes on agricultural chemistry 

 for Tribune, 166; soil exhaustion 

 and rotation of crops, 168-170; 

 ash of tobacco, 170; chairman 

 sub-section of chemistry, A. A. 

 A. S., 179; visits Europe, 179- 

 190; chairman committee on 

 establishing experiment station, 

 Conn. Board of Agriculture, 196; 

 calls first meeting of Board of 

 Control of Conn. Agric. Experi- 

 ment Station, 202; director 

 Conn. Station, 202 ; develops 

 policies and methods of Conn. 

 Station, 202-205; extends re- 

 search work under Hatch act, 

 205-208; prepares ' ' Pure Food 

 Law" passed by Conn, legisla- 

 ture, 208; new edition, "How 

 Crops Grow," 237; emeritus, 

 257-266. 



Johnson, Mrs. S. W., letter of, 161. 



Judd, Orange, 198, 200. 



von Kobell, Franz, 60, 72, 73. 



Lawes, Sir J. B., 72, 102, 141, 168; 

 Rothamsted experiments, 72, 141, 

 142, 168, 171; endowment of 



