Dates of the Successive Editions of the “Principles” and “Elements” (or Manual) of Geology, by the Author
| Principles, 1st vol. in octavo, published in | | Jan. 1830. |
| ——, 2d vol. do. | | Jan. 1832. |
| ——, 1st vol. 2d edition in octavo | | 1832. |
| ——, 2d vol. 2d edition do. | | Jan. 1833. |
| ——, 3d vol. 1st edition do. | | May 1833. |
| ——, New edition (called the 3d) of the whole work in 4 vols. 12mo. | | May 1834. |
| ——, 4th edition, 4 vols. 12mo. | | June 1835. |
| ——, 5th edition, do. do. | | Mar. 1837. |
| Elements, 1st edition in one vol. | | July 1838. |
| Principles, 6th edition, 3 vols. 12mo. | | June 1840. |
| Elements, 2d edition in 2 vols. 12mo. | | July 1841. |
| Principles, 7th edition in one vol. 8vo. | | Feb. 1847. |
| ——, 8th edition, now published in one vol. 8vo. | | May 1850. |
| Manual of Elementary Geology (or “Elements,” 3d edition), now published in one vol. 8vo. | | Jan. 1851. |
← Back to A Manual of Elementary Geology