Personal and Scientific News. 197 
Arthur C. Spencer, of the U. S. Geological Survey, is in 
Alaska, having charge of field work and mapping for a geo- 
logic folio of the Juneau quadrangle, the first folio to be pub- 
lished for Alaska. 
Professor W. O. Crosby, and his father, Capt. F. W. 
Crosby, sailed from Seattle on August 7th, for a journey in 
Alaska, to include the descent of the Yukon river, and to visit 
the gold districts of Dawson and Nome. 
Prof. H. F. Osborn spent several weeks in August and 
September inspecting the various camps in Wyoming and 
other states where collections are being made this season for 
the American Museum of Natural History. 
The United States decennial census covering all the 
mining industries for the year 1902 is practically completed, 
so far as field work is concerned. The work has been done by 
the Census Office and the Geological Survey in co-operation. 
Columbia University Geological Department. — Pro- 
fessor Kemp spent the first week in June at Lanabee's Point, 
\'t., with the eastern branch of the field school in geology. The 
third week of July he was with the western branch at Golden, 
Colo. He will spend the remainder of the summer at his 
home on Silver bay, Lake George, N. Y., working on the U. S. 
G. S. Adirondack folio. 
Professor A. W. Grabau after the week spent at 
Larrabee's Point, Yt., was at Schoharie, X. Y., for three 
weeks working up the stratigraphic geology of the Schoharie 
and Cobleskill valleys for the Xew York state survey. Dur- 
ing the six weeks of July and half of August he has charge 
of the summer school in geology at the university at the close 
of which he will take his class for three davs' field work at 
Rondout and Becraft, X. Y. Then he will leave for Alpena, 
Mich., where he will remain until the university opens, work- 
ing for the Michigan state survey. He will be assisted in his 
work there by Messrs. E. C. Kirke and M. A. Goldman, the 
former of whom has been in the field since July 1. 
Dr. Wilbur Clinton Knight, professor of Geology and 
Mining Engineering at the I niversitv of Wyoming and cur- 
ator of the State Museum, died on July 28, at Laramie, Wy- 
oming, of peritonitis. He was born at Rochelle, 111., Dec. 13. 
1858: graduated from Nebraska University in [886; was as- 
sistant territorial geologist of Wyoming in 1886; in charge 
of mines in Colorado and Wyoming from 1888 to 1893. Elect- 
ed professor of Mining Engineering in [893, and professor 
oi Geology and Mining Engineering in 1894, at the University 
of Wyoming. Since 1807 he has been state geologist of Wy- 
oming. Was fellow Geological Society of America, member 
American Institute of Mining Engineers, member Geograph- 
ical Society of America, and author of many bulletins especially 
011 the geology of Wyoming. 
[Extract from /://,;■'. and Min. Jour.. Aug.. [903.] 
