338 The American Geologist. November, i8bT 
Ibid.. Bull. 143, 114 pp., 1896. A bibliography of clays and ceramic 
arts, J. C. Branner. 
Ibid., Bull. 144, 71 pp., 21 pis., 18i)6. The nxoraines of the Missouri 
coteau and their attendant deposits, J. E. Todd. 
Ibid., Bull. 145, 149 pp., 2 pis., 1896. The Potomac formation in Vir- 
ginia, W. M. Fontaine. 
Ibid.. Bull. 146, 130 pp., 1896. Bibliography and index of North Amer 
ican geology, paleontology, petrology and mineralogy for the year 189.J. 
F. B. Weeks. 
Ibid., Bull. 147, 23 pp., 1896. Earthquakes in California in 1895, C. 
D. Perrine. 
Ibid., Bull. 148, 306 pp., 1807. Analyses of rocks, with a chapter on 
analytical methods, laboratory of the U. S. Geological Survey, F. W. 
Clarke and W. F. Hillebrand. 
Boletin del Instituto Geologico de Mexico, Nos. 7-9, 185 pp.. 6 pls„ 
maps, 1897. El mineral de Pachuca, by J. G. Aquilera and others. 
U. S. Geol. Survey, Water-supply and irrigation papers. No. 4, 96 pp., 
7 pis., 1897. A reconnaissance iu southeastern Washington, I. C.Russell. 
Maryland Geol. Survey, vol. 1, 539 pp., 17 pis., 1897. Introduction,. 
W. B. Clark; Historical sketch, embracing an account of the progress 
of investigation concerning the physical features and natural resources 
of Maryland, W. B. Clark; Outline of the present knowledge of the 
physical features of Maryland, embracing an account of the physiogra- 
phy, gecjlogy and mineral resources, W. B. Clark: Bibliography and 
cartography of Maryland, including publications relating to the physi- 
ography, geology and mineral resources, E. B. Mathews; First report 
upon magnetic work in Maryland, including the history and objects of 
magnetic surveys, L. A. Bauer. 
II, Proceedings of Scientific Societies, 
Proc. Calif. Acad. Sci., ser. 3, Geol. vol. 1, no. 2, pp. 71-103, pis. 4-12, 
June 26, 1897. The submerged valleys of the coast of California, U. S. 
A., and of Lower California, Mexico, Geo. Davidson. 
Proc. and Trans. Royal Soc. Canada, ser. 2, vol. 2, 1896. On the ori- 
gin and evolution of Archaean rocks, with remarks and opinions on other 
geological subjects; being the result of personal work in both hemi- 
spheres from 1845 to 1895, A. R. C. Selwyn; Contributions to the Pleis- 
tocene flora of Canada, D. P. Penhallow; Additional notes on fossil 
sponges and other organic remains from the Quebec group at Little Me- 
tis on the lower St. Lawrence, J. W. Dawson, with notes on some of 
the specimens, G. J. Hinde; Palaeozoic outliers in the Ottawa river ba- 
sin, R, W. Ells; Notes on some of the fossil organic remains comprised 
in the geological formations and outliers of the Ottawa Palaeozoic basin. 
H. M. Ami: Coal mining in Pictou county, E. Gilpin, Jr. 
///. Papers, in Scientific Jonritdls. 
Science, Sept. 3. Current notes on physiography, W. M. Davis. 
Ibid., Sept. 17. Current notes on physiography, W. M. Davis. 
Nat. Geog. Mag., Sept. Modification of the Great lakes by earth 
movements, G. K. Gilbert. 
