ALLEN: REPORT OF SECRETARY AND LIBRARIAN. 35 
Dr. E. L. Mark. A paraffin bath heated by electricity. 
February 4, 1903. General meeting. Forty-five persons present. 
Prof. J. B. Woodworth. Some features of the geology of the 
Lake Champlain region. 
Mr. E. Huntington. The Hurricane fault and the cutting of 
the Colorado canyon. 
Messrs. Gerrit S. Miller, Jr., and James A. G. Rehn. Syste¬ 
matic results of the study of North American land mammals 
during the years 1901 and 1902. (By title.) 
February 18, 1903. General meeting. Forty-five persons present. 
Mr. A. E. Preble. An exploration of the Hudson Bay region. 
Mr. W. L. W. Field. Butterfly hybrids of the genus Basilar- 
chia. 
March 4, 1903. General meeting. Ninety persons present. 
Mr. Arthur I. Nash. Notes on the beaver. 
March 18, 1903. General meeting. Eighty-two persons present. 
Mr. Henry L. Clapp. Iron mines of the Marquette range and 
copper mines of the Calumet region, Michigan. 
April 1, 1903. General meeting. Thirty-four persons present. 
Dr. F. A. Woods. Mendel’s laws of heredity and some records 
in rabbit breeding. 
Dr. W. E. Castle. The inheritance of mosaic characters. 
April 15, 1903. General meeting. Eleven persons present. 
Dr. E. C. Jeffrey. The sequoias and their ancestry. 
t 
Publications. 
During the year the following publications have been issued: — 
Observations on living Brachiopoda. By Edward S. Morse. 
Memoirs, vol. 5, no. 8, 74 pages, 23 plates. The cost of the plates 
for this paper was partly met by private subscription. 
The skeletal system of JVecturus maculatus Rafinesque. By Harris 
Hawthorne Wilder, Ph. D. Memoirs, vol. 5, no. 9, 54 pages, 6 
plates, 22 text figures. 
The origin of eskers. By W. O. Crosby. Proceedings, vol. 30, 
no. 3, 37 pages. 
Memorial of Professor Alplieus Hyatt. Proceedings, vol. 30, no. 
4, 21 pages. 
