Personal and Scientific News. 205 
Washington, H. S. 
The petrographical province of Essex county, Mass. I. (Jour. 
Geol., vol 6, pp. 787-808, Nov.-Dec. 1898.); II. (Jour. Geol., vol. 7, 
pp. 53-64, Jan. -Feb. 1899.) 
[White, C. A.l 
Supplement to the annotated catalogue of the published writings 
of Charles Abiathar White. By T. W. Stanton. (Proc. U. S. Nat. 
Museum, vol. 20, pp. 627-642, 1898.) 
Williston, S. W. 
The red-beds of Kansas. (Science, new ser., vol. 9, p. 221, Feb. 
10, 1899.) 
Wincheli, N. H. 
Chlorastrolite and zonochlorite from Isle Royale. fAm. Geol., 
vol. 23, pp. 116-118. Feb. 1899.) 
Woodworth, J. B. 
The ice-contact in the classification of glacial deposits. (Am. Geol., 
vol. 22,, pp. 80-86, Feb. 1899.) 
Wortman, J. L. 
The extinct Camelidfe of North America and some associated 
forms. (Bull. An:. Mus. Nat. Hist., vol. 10, pp. 93-142, pi. 11. 1898.) 
PERSONAL AND SCIENTIFIC NEWS. 
Prof. T. C. Chamberlin, head professor of .^eolog)- at 
the Universit}' of Chicago, is rapidly recovering from his 
recent illness. 
Dr. H. Foster Bain, assistant state geologist of Iowa, 
is delivering a course of lectures on economic geolog\- to the 
graduate students of the geological department of the Uni- 
versity of Chicago. During Dr. Bain's absence from Des 
Moines Dr. W. S. Beyer, professor of geolog\- and mining at 
the Iowa State College of Agriculture and Mechanic Arts, 
has charge of the office of the Iowa geological survey. 
In a series of twelve Saturday afternoon lect- 
ures, which began Januar}' 7, some of the curators and as- 
sistant curators in the American Museum of Natural His- 
tory have been giving the public illustrated accounts of re- 
cent work carried on by the institution. Among these lect- 
ures have been two bearing on geology, one Februar)- 18 by 
Mr. L. P. Gratacap on "The rocks of the .State of New York, 
as illustrated in the Museum," and the other Februarv 25 b\- 
Dr. E. O. Hovc\- on "A geological collecting trip in 
Russia." 
