May 31, 1901.] 
A DEPARTMENT of experimental psychology 
has been established in connection with the 
Pathological Laboratery of the London County 
Council Asylums at Claybury. Dr. W. G. 
Smith, recently of Smith College, Northampton, 
has been placed in charge. 
Dr. Orro LuGcER, State entomologist of 
Minnesota, died of pneumonia on May 21st. 
Dr. Lugger was an entomologist of wide repu- 
tation. 
€. VY. Riley at the time when the latter was 
publishing his well-known ‘Reports on the 
Insects of Missouri.’ Subsequently he became 
curator of the Maryland Academy of Sciences 
and, still later, an assistant in the Division of 
Entomology, U. S. Department of Agriculture, 
from which place he went to Minnesota as State 
entomologist in 1887. The latter office he has 
held for nearly 14 years with great success. His 
reports have been models of their kind and his 
investigations along certain lines have been of 
great value to agriculture. _ 
Dr. WILLIAM D. THOMAS, professor of psy- 
chology in Richmond College, Va., died on 
May 22d. 
THE death is announced of Dr. EH. ,Breten- 
schneider at St. Petersburg. He was for many 
years physician to the Russian Legation at 
Pekin, and made important researches on 
Chinese archeology, geology, ete. His books 
include two on Chinese botanical work. 
THE death is also announced of Dr. Peter 
Helmling, formerly professor of mathematics at 
the University of Dorpat, at the age of eighty- 
four years, and of Dr. George Asp, professor of 
anatomy at Helsingfors. 
The officers of Section C, Chemistry, of the 
American Association have issued the following 
preliminary announcement : 
The 50th annual meeting of the American Associa- 
tion for the Advancement of Science will be held in 
Denver, Colorado, August 24-31, 1901. The meet- 
ings of Section C will be held as heretofore in connec- 
tion with the meetings of the American Chemical 
Society. The officers of the Section ask the coopera- 
tion of all the members in making the meeting a suc- 
cessfulone. To this end youare personally requested 
to present one or more papers. Will you kindly fill 
out and return the enclosed blank giving us informa- 
SCIENCE. 
He was assistant to the late Professor 
877 
tion as to whether you expect to attend the meeting ; 
also the titles of any papers which you will present. 
According to the. constitution, such abstracts of the 
contents of the papers as will give a general idea of 
their nature must be sent to the Secretary of the Sec- 
tion as early as possible. If you cannot present the 
abstract at this date, kindly send the title of the paper 
and furnish the abstract later. It is hoped to have 
reviews of the recent progress made in the various 
fields of chemistry. The presentation of such re- 
views by any of the members will be greatly appre- 
ciated. The officers of the Section will also appreciate 
any suggestions in reference to the program. 
WILLIAM McCPHERSON, 
Secretary of Section C. 
OHIO STATE UNIVERSITY, 
CoLuUMBUS, O. 
THE American Microscopical Society willmeet 
at Denver, in conjunction with the American 
Association for the Advancement of Science, on 
August 20, 30 and 31. The Secretary, Professor 
Henry B. Ward, of the University of Nebraska, 
promises that the meeting will be the best and 
most enjoyable yet held. 
THE Council and Board of Directors of the 
American Chemical Society have authorized 
the expenditure of $500 for the publication in 
a separate volume of the proceedings of the 
twenty-fifth anniversary meeting of the Society, 
held last month. 
In addition to the civil service examinations 
that we have already announced for June 3d, 
there will be two others: that of secretary of 
the National Bureau of Standards, with asalary 
of $2,000, and that of field assistant in tree- 
planting in the Division] of Forestry, with a 
salary of $1,000. On June 18th examinations 
will be held as follows: assistant ethnologist in 
the Bureau of Ethnology, at a salary of $1,200 ; 
zoological clerk in the Bureau of Animal In- 
dustry, at a salary of $840; a botanical clerk 
and assistant in the Department of Agriculture, 
at a salary of $1,000, and a special statistical 
compiler, Department of Agriculture, at a sal- 
ary of $720. Those desiring further informa- 
tion concerning these positions should apply to 
the Civil Service Commission, Washington, 
D.C. 
Two buildings for the Pacific Botanical Sta- 
tion, which is being established by the botanists 
