[35]. Finch, John, Geological essay on the Tertiary formations in America, this Journal, 7, 31–43, 1824.

[36]. Conybeare and Phillips, Outlines of the geology of England and Wales, this Journal, 7, 210, 211, 1824.

[37]. Hayden, Horace H., Geological essays, 1–412, 1821, this Journal, 3, 47–57, 1821.

[38]. Jackson, C. T., Reports on the geology of the State of Maine, and on the public lands belonging to Maine and Massachusetts, this Journal, 36, 153, 1839.

[39]. Gibson, J. B., Remarks on the geology of the lakes and the valley of the Mississippi, this Journal, 29, 201–213, 1836.

[40]. Phillips, John, Geology of Yorkshire, this Journal, 21, 14–15, 1832.

[41]. Granger, Ebenezer, Notice of a curious fluted rock at Sandusky Bay, Ohio, this Journal, 6, 180, 1823.

[42]. Dobson, Peter, Remarks on bowlders, this Journal, 10, 217–218, 1826.

[43]. Murchison, R. I., Address at anniversary meeting of the Geological Society of London, this Journal, 43, 200–201, 1842.

[44]. Peter Dobson (1784–1878) came to this country from Preston, England, in 1809 and established a cotton factory at Vernon, Conn.