BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 113 
Klotz, OttO. 
1404. Eartiiquakes. — Ottawa Lit. and Sci. Soc. Trans., no. 4, pp. 130-144, 
1907. 
1405. Recession of Alaska glaciers. — Geog. Jour., vol. 30, no. 1, pp. !P.>-I21, 
October, 1907. 
1406. Selsmographic and magnetic work. — Canada. Dept. of the Interior. 
Rept. of the Chief Astronomer (pt. V of the Ann. Dept. Report for 1906), 
pp. 7-37, 4 pis., 1 fig., 1907. 
Gives a general discussion of the- subject of earthquakes. 
Knapp, G. N. 
1407. [The Cretaceous formations of New Jersey |. — New Jersey Geol. Sur- 
vey, Paleontology Series, vol. 4, Text. ]>i>. 15-20, 1907. 
Discusses the correlation of Cretaceous formations of New Jersey. 
Knapp, M. A. 
1408. The fault system of eastern Santa Eulalia [Mexico].— Eng. and Min. 
Jour., vol. 81, pp. 993-994, 2 figs., May 26, 1906. 
Knight, Cyril W. 
1409. Analcite-trachyte tuffs and breccias from southwesl Alberta, Canada 
Canadian Rec. Sci., vol. 9, no. .*>, pp. 265-278, •"> tigs.. 1905. 
Describes the occurrence of analcite rocks in southwest Alberta and the results of 
microscopic and chemical examination, and discusses the primary origin of the analcite. 
1410. A new occurrence of pseudo-Ieucite. — Am. Jour. Sci.. 4th ser., vol. 21, 
pp. 286-293, i' figs., April. 1906. 
Describes the occurrence and characters of leucite rock from Yukon Territory nod com- 
pares it with material from other sources. 
1411. Oil and gas in Kent [County, Ontario]. — Ontario, Bur! Mines, L6th 
Ann. Rept., vol. 16, pt. 1, pp. 92-104, 5 tigs., 1907. 
A microscopic examination of the cobalt nickel arsenides and silver deposits 
of Temiskaming. — See Campbell and Knight, no. 410. 
The paragenesis of the cobalt nickel arsenides and silver deposits of Timis- 
kaming. — See Campbell and Knight, no. 408. 
Microscopic examination of nickeliferous pyrrhotites. — See Campbell and 
Knight, no. 4<»P. 
The re-formation <>f soda-leucite. — See Read and Knight, no. L997. 
On the microstructure of nickeliferous pyrrhotites. See Campbell and 
Knight, no. 411. 
Grenville-Hastings unconformity and the probable identity in age of the 
Grenville limestone with the Keewatin iron formation of the Lake Superior 
region. — See Miller and Knight, no. 1759. 
Knight, C. Y. 
1412. A curious occurrence of sulphur. — Min. and Sci. Press, vol. 94, p. 242, 
February 23, 1907. 
Notes on occurrence of l.omite in serpentine near Shingle Springs, Eldorado County, 
California. 
Knight, Nicholas. 
1413. The determination of silica. -Iowa Acad. Sci.. Proc, vol. 14. pp. 201 
211, 1907. 
Discusses methods and results of determination of silica in rocks. 
Knight, Nicholas, and Wheeler, Ward II. 
1414. Dolomite .and magnesite with reference to the separation of calcium 
and magnesium. — Iowa Acad. Sci.. Proc. vol. 1:5, pp. 1(57 171. 1906. 
Discusses methods of determining the calcium And magnesium content of ;i mineral 
'•r rock. 
66836— Bull. 372— 09 8 
