Mineralogy and Geology. 121 
1855.* FR. T. Brown, Letter to Agric. Board, Indianapolis, 8vo, 30 pp. 
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olis, 8vo, xvi and 368 pp., 11 pl. 
Inrvots. 
1853. JG. Norwood, Rep. Prog., Springfield, 8vo, ve dis 
1857. on Coals, Chica se 
1866. A. H. Worthen, Rep. Geology, Vol. L Springfield, large 8vo, 
504 pp., with map and sections. 
MICHIGAN. 
1838. Douglass Houghton, 1st Rep. 5 Detroit, small. >, 37 pp. 
1839. ™ 2d 9 and 123 pp. 
1840.* " on Salt Gite (Honse Pec Val I, p. 18.) 
. . 3d Ann. Rep. * Detroit, 8vo, 12 4 pp. 
1841. i 4th 184 
a aed . Sat ieee) of its: 
1842,* si 5th Ann. 
1861. A, Winchell, 1st Biennial Rep,, L ansing, 12mo, 339 pp. 
1846. A. B. Gray, Rep. to War Dept. on Mineral Pine Lake Supe- 
rior, Mion SS 23 pp., map. 
1849. Chas. 7. Jackson, Rep. (U. 8.) on Mineral Lands, Washington, 
8vo, 237 pp., 6 stabi 
1849. J. W. Foster and J. D. bien fs Fone (U.S.) on Mineral Lands, 
gid 8vo, 330 pp., 9 maps, 7 pl. 
1849. Wm. A, ety te (U. Ss. Mineral lands L. Superior, Washing- 
ton, 
= Bela Hubbard, Rep. (U. 8.) Mineral lands L. Superior, Washing- 
ton, 8vo, 7 6 pp. 
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Land Dist., Part I, Washington, 8vo, 224 pp., 4 maps, 12 pl. 
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Land Dist., Part II, Washington, 8vo, xvi and 406 pp., 35 pl. 
Wisconsin. 
1854, Edward Asics Ist Ann. Pe Madison, niin os PP. 
1855. J. G. Percival, * map. 
1856. * bid sn e ‘1 - 
1858. Eibward etre - ed og Mie, BoB 
do ers, 3 & “ 12 * 
an 
xiao. J. Hall, his "Rep. (for 1859), Maan, 
«1861. Madison, 12mo, 5 
1862. J. Halt and 7 D. Whitney, Final ald Vol. I, Albany, Bro, 
: 455 pp., 10 pl., 2 maps. ; 
[To be concluded.] 
. .%. an remains in Belgium.—Mr. Epwarp Dupont has 
_ to the E Royal Academy of Brussels (June 30, 1866) a paper on his Jater 
researches in the caverns on the borders of the Lesse, near where it 
ties into the Meuse. He has examined two localities near Walsen, one, 
Am. Jour. Scr, ere —— Vou. XLII, No. 127.—Jan., 1867. 
16 
