162 MICHIGAN ACADEMY OF SCIENCE. 



Oflfice, and the results appeared in part in certain maps issued by that 

 office, and in other ways. A list of his writings, published both by the 

 State of Michigan and by the federal government, is contained in Vol, VII 

 of the reports of the Geological Survey of ^lichigan. 



The principal memoirs of Dr. Houghton, and the ones from which this 

 imperfect sketch has been prepared are as follows: «» 



"Memoirs of Douglass Houghton, first State Geologist of Michigan, by Alvah 

 Bradish. page i-xii. 1-302. Detroit, 1889. The frontispiece of this volume is a 

 photographic reproduction of its author's portrait of the subject of the memoir. 

 In the appendix of the volume selections from the letters of Dr. Houghton are 

 presented, and also a very full account of his published reports on the geology of 

 Michigan. 



"A Memoir of Dr. Douglass Houghton, late State Geologist, and Professor of 

 Geology and Chemistry in the University of Michigan [by Bela Hubbard], in The 

 American Journal of Science and Arts, Vol. V. 2nd series, 1848, pp. 217-227. 



"Douglass Houghton" by Alexander Winchell, in The American Geologist, Vol. IV, 

 1889, pp. 129-139, with portrait. 



"The soldier dies honored who falls in battle. He too, perished on the field of 

 his fame — a field whose victories are bloodless, and in whose fruits, untainted by 

 misery and crime, the whole human family may rejoice." — Bda Hubbard. 



I. C. R. 



