Under the auspices of the Department of Economics, Professor W. F. Wilcox, dean of the college of arts and sciences and professor of political economy and statistics in Cornell University, will give the first of a series of three lectures on the census of 1900 this afternoon at 4.30 o'clock in University 23. The lecture will be on "The Birth Rate and Death Rate of the United States," and is intended particularly for advanced students in economics. The other two lectures tomorrow and Friday evenings at 8 o'clock in Harvard 1 are of more general interest, being on "The Population of the United States" and "Some Statistical Aspects of the Negro Problem," respectively.

The lecture will be open to the public.