686 Wisconsin Academy of Sciences, Arts, and Letters. 
LIST OF IMPORTANT WRITINGS OF PROFESSOR JOHNSON. 
Recently Improved Methods of Sewage Disposal, Bulletin, Eng. 
Series, Univ. of Wis., Vol. II, 'No. 7, 1900. 
The Strength of a Ration,-—Unity. June 16, 1900. 
American Industrial Education, What Shall It Be? A Com¬ 
mittee Report written by Professor Johnson, as chairman. 
Proceedings of the Society for the Promotion of Engineer¬ 
ing Education, Vol. VIII, 1900. 
Engineering Contracts and Specifications. Hew York, Engi¬ 
neering Rows Pub. Co. 
Materials of Construction. Rew York, John Wiley & Sons. 
Joint Author, Modern Framed Structures. John Wiley & Sons. 
Theory and Practice of Surveying. John Wiley & Sons. 
Editor, Index of Current Engineering Literature', Volumes I 
and II. 
F. E 1 . Turneatjre. 
SAMUEL DEXTER HASTIRGS. 
Samuel Dexter Hastings was born at Leicester, Worcester 
county, Massachusetts, July 24, 1816. ILis father, Simon 
Hastings, was of English blood, a lineal descendant of Thomas 
Hastings, who emigrated from England, in 1634, and settled in 
Watertown, Mass., and who long held important positions both 
in church and state. His mother, Betsy (McIntosh,) Hastings, 
was of Scotch descent, the daughter 1 of Peter McIntosh, of Bos¬ 
ton, who served in the war of the American revolution under 
the command of General Washington. 
The subject of this sketch spent his earlier years in, Boston, 
and his regular school training was limited to the first thirteen 
years of his life. At the age of fourteen he went to Philadel¬ 
phia,, and made that city his home for the: next sixteen years. 
The early part of this period was mainly devoted to a course of 
study in preparation for a mercantile career, and we find him 
actually engaged in business on his own account before he had 
reached the age of twenty-one. 
This sojourn at Philadelphia was the formative period of 
young Hastings’ life, but his innate sense of justice, and his 
