Economics 23.--The Economics of Agriculture, with special reference to American conditions. Tu., Th., at 1.30. Professor Carver.

Economics 25.--American Competition in Europe since 1873. Mon., Wed., Fri., at 9. Mr. Meyer.

Economics 26.--The Industrial Activities of the State in Australasia and in Europe. Tu., Th., Sat., at 12. Mr. Meyer.

Economics 20c.--Adam Smith and Ricardo. Tu., Th., and (at the pleasure of the instructor) Sat., at 2.30. Professor Taussig.

History of Religions 3.--Germanic and Celtic Religions. Three times a week. Professor Kittredge and Assistant Professor F. N. Robinson.

Forestry 1.--Silvlculture.--The characteristics of forests; the forest regions of the United States; special consideration of trees important in forestry; the treatment of forests; methods of reproducing forests; tree planting. Lectures and field work. Three times a week. Mr. R. T. Fisher. This course cannot be counted towards the degree of A.B.

Forestry 2.--Forest Measurements.--Methods of computing the contents of felled and standing trees and of whole stands; the estimation of timber; the use and construction of American log scales; determination of diameter, height, and volume increment. Three times a week. Mr. R. T. Fisher. This course cannot be counted towards the degree of A.B.

Mathematics 18.--The Elementary Theory of Differential Equations. Tu., Th., Sat., at 9. Dr. Bouton.

Mathematics 7c.--The Application of Tetrahedral Co-ordinates to Quadric Surfaces. Mon., Wed., Fri., at 10. Professor J. M. Peirce.

Mathematics 21c.--The Calculus of Probabilities. Mon., Wed., Fri., at 11. Professor J. M. Peirce.

Mathematics 19.--Linear Differential Equations. Tu., Th., Sat., at 10. Assistant Professor Bocher.

Botany 11.--Botanical Geography.--Lectures with prescribed reading, and seminary. Three times a week. Dr. Greenman.

Geology 2.--Climatology of the United States.--Lectures, library work, and reports. Mon., Wed., Fri., at 2.30. Assistant Professor Ward.

Mineralogy and Petrography 9.--Crystallography (second course).--Laboratory work in the measurement of crystals and the study of their physical characters; reading and a thesis. Assistant Professor Palache.

Anthropology 8.--American Indian Languages.--Discussion and study of selected texts. Tu., Th., and (at the pleasure of the instructor) Sat., at 10. Dr. Dixon.

Of the above courses, Classical Philology 22 and Mathematics 18 have been given before, but the former has been omitted since 1900-01 and the latter was not given last year. Mathematics 21c was formerly given as Mathematics 21