Marc 8, 1912] 
professor of mineralogical chemistry at the 
university, gave an address on the “‘ Composi- 
tion of the Earth’s Crust.” 
Dr. L. A. Bauer, director of the Depart- 
ment of Terrestrial Magnetism of the Car- 
negie Institution, gave an address on “The 
Recent Cruise of the Non-magnetic Ship 
Carnegie” at the College of the City of New 
York on March 1. 
THE following lectures have recently been 
delivered at the University of Missouri under 
the auspices of the Scientific Association: 
Professor W. Johannsen, of the University of 
Copenhagen, February 21 and 22, on “ Modern 
Problems of MHeredity”; Professor Albert 
Bushnell Hart, of Harvard University, Feb- 
ruary 24, on “ America in the Orient.” 
A LECTURE on sanitation and public health, 
under the auspices of the department of sani- 
tary engineering of the University of Pitts- 
burgh, was given in Thaw Hall, on March 5, 
by Professor C.-E. A. Winslow, of the College 
of the City of New York. This was the third 
in this series of lectures, the others having 
been given by Professor Wm. T. Sedgwick 
and Dr. M. J. Rosenau, respectively. Pro- 
fessor Winslow discussed “ Air Supply and 
the Public Health.” 
Proressor GrorGE Grant MacCurpy gave a 
public lecture in the University Chapel, Co- 
lumbus, on the evening of March 1 by invita- 
tion of the Omega Chapter of the Sigma Xi 
of the Ohio State University, his subject 
being “Pre-Columbia Art.” 
Proressor J. Howarp Matuews, of the de- 
partment of chemistry of the University of 
Wisconsin, gave an illustrated lecture on Feb- 
bruary 7 before the Purdue Chapter of Sigma 
Xi, at Lafayette, Indiana, on “ The Scientific 
Applications of Color Photography.” 
Unpber the auspices of the department of 
geology, Professor Ellsworth Huntington, of 
Yale University, delivered three illustrated 
lectures on the general subject of “The 
Desert” at the University of Michigan, on 
February 28 and 29 and on March 1. The 
subjects of his lectures were: “ Chinese Turk- 
estan as an Example of the Relation of Deserts 
SCIENCE 
369 
to Geological Processes,” “Palestine as an 
Example of the Effect of Minute Differences 
of Geological Structure upon History ” and 
“ Historie Changes of Climate as an Example 
of the Application of Geological Methods to 
Historical Problems.” 
Dr. C. L. Bascock, of Boston, lectured 
under the auspices of the department of 
archeology at Oberlin College on March 5 on 
the excavations at Cnosis in Crete. Dr. Bab- 
cock studied the excavating done by Mr. 
Arthur Evans, the result of which was the 
discovery of what is very probably the palace 
of King Minos, so complicated in detail that 
it may well have been called the labyrinth. 
These discoveries have moved back the be- 
ginnings of European history well toward 
10,000 p.c. The lecture was illustrated with 
a large number of stereopticon slides pre- 
pared by Dr. Babcock himself supplemented 
by others loaned from the Boston Museum of 
Fine Arts. 
It is proposed to erect a monument to Dr. 
J. Janssen, eminent for his work in astro- 
physics. The officers of the organizing com- 
mittee are: President, H. Poincaré; vice- 
presidents, B. Baillaud and G. Bigourdan; 
secretary, P. Puiseux; treasurer, H. Dehérain, 
Bibliothécaire 4 l’Institut, Paris, to whom con- 
tributions should be sent. 
Mr. Grorce Maw, known for his important 
contributions to botany and other natural 
sciences, died at Kenley, Surrey, on Feb- 
ruary 7, aged eighty years. 
Tue death is announced at Bergen of Dr. 
G. H. A. Hansen, eminent for the discovery 
of the bacillus of leprosy in 1871. 
M. Eucine Caventon, the distinguished 
chemist and member of the French Academy 
of Medicine since 1870, has died at the age of 
eighty-three years. 
THE committee on scientific research of the 
American Medical Association has charge of 
a small fund which is to be used to promote 
research. The committee is desirous that this 
money should be used to meet actual needs 
and to promote investigative work not other- 
wise adequately provided for. Applications 
