James Dwight Dona. — Beecher. 13 
earth's interior. Ibid., pp. 423-443; vol. 6, pp. 6-14; pp. 
104-115 : pp. 161-172. 
On the rocks of the Helderberg era, in the valley of the Con 
necticut. Ibid., vol. 6, pp. 339-352, 
1874. Manual of geology. "2ml edition, OIL pp., 8vo, New York. 
Text book of geology. 2nd edition, 358 pp., 8vo, New York and 
Chicago. 
Changes in subdivisions of geological time. /^.mer. Jour. Sci., 
(3), vol. 8, pp. 213-216. 
On serpentine pseudomorphs, and other kinds from the Tilly 
Foster iron mine. Putnam Co., New York. Ibid., pp. 371- 
381 : pp. 447-459. 
L875. The geological story briefly told, an introduction to geology for 
the general reader and for beginners in the science. New 
York. 12mo, 264 pp. 
Notice of the chemical and geological essays Of T. Sterry Hunt. 
Amer. Jour. Sci., (3), vol. 9, pp. 102-109. 
On Dr. Koch's evidence with regard to the contemporaneity of 
man and the mastodon in Missouri. Ibid., pp. 335-346. 
1ST.") 1876. Southern New England during the melting of the great 
glacier. Ibid., vol. 10, pp. 168-183 : pp. 280-282 ; pp. 353-357 ; 
pp. 409-438: pp. 497 508 : vol. 12, pp. 125-128. 
L876. " The Chloritic formation " on the western border of the New 
Haven region. Ibid., vol. 11, pp. 119-122. 
On the damming of streams by drift ice during the melting of 
the great glacier. Ibid., pp. 178-180. 
Plants as'registers of geological age. Ibid., pp. 407-409. 
Note on erosion. Ibid., vol. 12. pp. 192-103. 
On cephalization. Ibid., pp. 245-251. 
1S77. An account of the discoveries in Vermont geology of the Rev. 
Augustus Wing. /hid., vol. 13, pp. 332 347: pp. 405-419; 
vol. 14. pp. 36-37. 
The relations of the geology of Vermont to that of Berkshire. 
Ibid., vol. 14. pp. 37-48; pp. 132 140: pp. 202-207 ; pp. 257- 
264. 
The Helderberg formation of Bernardston, Mass.. and Vernon, 
Vermont. Ibid., pp. 370-387. 
1878. Manual of mineralogy and lithology. 3rd edition. 474 pp., 
12 mo, New Haven. 
On the driftless interior of North America. Amer. Jour. Sci. 
(3), vol. 15, pp. 25!) 255. 
••Indurated bitumen"' in the trap of the Connecticut valley. 
Ibid., vol. 10. p]). 130-132. 
Geology of New Hampshire. Ibid., pp. 309-401. 
1878-1879. Some points in lithology. Ibid., pp. 335 343: pp. 4:si J4o ; 
vol. 18, pp. 134-135. 
1879. The Hudson River age of the Taconic schists. Ibid., vol. 17, 
pp. 375-388: vol. 18, pp. 61-64. 
