weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1895. 61 
352 Nason (Frank L.). The Goler gold diggings [California]. 
Eng. and Mg. Jour., vol. lix, p. 223. 
Describes the occurrence of gold placers on the western edge of the 
Mojave desert, California. 
353 Newell (Frederick Haynes). The public lands and their water 
supply. 
U. S. Geol. Surv., 16th Ann. Rept., part ii, pp. 457-533, pis. xxxv-xxxix, 
figs. 48-57. 
Describes the character of the public lands of the Western States and 
their water supply. 
354 Nitze (H. B. C). Monazite. 
U. S. Geol. Surv., 16th Aun. Rept., part iv, pp. 667-693. 
Reviews the history and nomenclature of this mineral, describes its 
crystallographic and chemical characters, and gives a table showing its 
geographic and geologic occurrence. Includes a bibliography. 
355 Norton (William Harmon) Certain Devonian and Carboniferous 
outliers in eastern Iowa. 
Iowa Geol. Surv., vol. iii, 2d Ann. Rept., pp. 115-133. 
Mentions the localities where these outliers are known to occur and 
the fossils that have been found in them. 
35G Thickness of the Paleozoic strata of northeastern Iowa. 
Iowa Geol. Surv., vol. iii, 2d Ann. Kept., pp. 169-210, pis. xvii-xviii. 
Gives the thickness of the different Paleozoic formations at various 
localities in Iowa and the vertical sections displayed by several deep 
well borings. 
357 Geology of Linn County [Iowa]. 
Iowa Geol. Surv., vol. iv, 3d Ann. Rept., pp. 125-195, pis. ii-v, figs. 13-18, 
with geologic map. • 
Describes the topography and drainage of the area and the distribu- 
tion and lithologic character of the Upper Silurian, Devonian, and 
Pleistocene beds, and an outlier of Carboniferous strata. Gives vertical 
sections at various localities and describes the occurrence of building 
stones, clay, and lime. 
358 Occurrence of Megalomus canadensis Hall in the Le Claire 
beds at Port Byron, Illinois. 
Iowa Acad. Sci., Proc, vol. ii, pp. 12-43 (£ p.). 
Contains brief notes on the occurrence of the fossil at this locality. 
359 Geological section of the Y. M. C. A. artesian well at Cedar 
.Rapids, Iowa. 
Iowa Acad. Sci., Proc, vol. ii, pp. 194-196. 
Gives the section of the weH to a depth of 1,462 feet and a table 
showing the thicknesses of the formations penetrated. 
3G0 Olcott (E. E.). [On the nickel mine at Lancaster Gap, Pennsyl- 
vania.] 
Am. Inst. Mg. Engrs., Trans., vol. xxiv, pp. 883-886. 
In discussion of paper by J. P. Kemp on the same subject. 
