Recent Publications. 395 
R. A. F. Penrose, Jr.; The geology of the road-building stones of Mas- 
sachusetts, with some consideration of similar materials from other 
parts of the United States, N. S. Shaler; Economic geology of the Mer- 
cur mining district, Utah, J. E. Spurr, with introduction by S. F. Em- 
mons; The public lands and their water supply, F. H. Newell; Water 
resources of a portion of the Great plains, Robert Hay. Part III: — 
Mineral resources of the U. S. for 1894, metallic products. Part IV: — 
Mineral resources of the U. S. for 1894, non-metallic products. 
Illinois State Miis. Nat. Hist., Bull. II, 50 pp., 5 pis., Aug. 20, 1896. 
New species of Palaeozoic invertebrates from Illinois and other states, 
S. A. Miller andW. P. E. Gurley. 
Iowa Geol. Survey, vol. 5 (Ann. Rept. for 1895), 452 pp., 14 pis., 7 maps 
1896. Geology of Jones Co., Samuel Calvin; Geology of Washington Co., 
H. F. Bain; Geology of Boone Co., S. W. Beyer; Geology of Woodbury 
Co., H. F. Bain; Geology of Warren Co., J. L. Tilton; Geology of Ap- 
panoosa Co., PI. F. Bain. 
Boletin del Instituto Geologico de Mexico. Num. 3, 57 pis.: maps and 
sections, 1896. La geografia y la geologia de la peninsula de Yucatan, 
Carlos Sapper. 
Alabama Geol. Survey, 164 pp,, 1896. Iron making in Alabama, W. 
B. Phillips. 
U. S. Geol. Survey, Bull. 136, 124 pp., 28 pis., 1896. The ancient vol- 
canic rocks of South mountain, Pennsylvania, Florence Bascom. 
U. S. Geol. Survey, Div. of Hydrography, circular no. 5, 10 pp., Sept., 
1896. Hydrographic surveys, F. H. Newell. 
Geol. Survey of Ala., bull. 6, vii and 202 pp., 3 pis., 1896. A prelim- 
inary report on the upper gold belt of Alabama, W. M. Brewer; A gen- 
eral account of the character, distribution and structure of the crystal- 
line rocks of Alabama and of the mode of occurrence of the gold ores, 
E. A. Smith; Notes on the microscopic characters of the Alabama 
crystalline or metamorphic rocks, G. W. Hawes; Notes on the micro- 
scopical character of certain rocks from northeast Alabama, J. M. 
Clements; Preliminary petrograjjhic notes on some metamorphic rocks 
from eastern Alabama, A. H. Brooks. 
Cal. State Mining Bureau, bull. 10, viii and 121 pp., .Sept. 1896. A 
bibliography relating to the geology, pateontology and mineral resources 
of California, A. W. Vogdes. 
Mo. Geol. Survey, vol. 9, Reports on areal geology, sheets 1-4; 420 pp. 
4 maps, 25 pis., 1896. Areal geology and its relations to other geologi- 
cal work, C. R. Keyes; Report on the Higginsville sheet, Arthur Wins- 
low; Report on the Bevier sheet, C. H. Gordon; Report on the Ii-on 
Mountain sheet, Arthur Winslow, Erasmus Haworth and F. L. Nason; 
Report on the Mine la Motte sheet, C. R. Keyes. 
Ontario Bureau of Mines, 5th (1895) Rept., vii and 297 pp., 3 maps, 
1896. Second report on the gold-lields of western Ontario, A. P. Cole- 
man; Report on a section of the Height of Land region northeast of lake 
Superior, E. B. Borron. 
