Earthquakes, the works of God & tokens of His just displeasure / Thomas Prince -- Lecture on earthquakes / John Winthrop -- Description of a remarkable tooth, in the possession of Mr. Peale -- Memoir on the discovery of certain bones of a quadruped of the clawed kind in the western parts of Virginia / Thomas Jefferson -- Facts, observations, & conjectures, relative to the elephantine bones, that are found in various parts of North America / Benjamin Smith Barton -- Account of fossil shells / Parker Cleaveland -- Observations on a new genus of fossil shells / Charles Alexander Le Sueur -- Outlines of medical geography : being an inquiry how far calcareous soils & strata counteract the septic exhalations which occasion distempers of a febrile or pestilential type / Samuel Latham Mitchill -- Reviews of six treatises on mineral springs of the U.S. -- Mineralogy -- Description, & chemical examination of an ore of zinc, from New Jersey / Archibald Bruce -- Review of Elementary treatise on mineralogy & geology being an introduction to the study of these sciences, & designed for the use of pupils ... by Parker Cleaveland / Benjamin Silliman -- Conjectures concerning the formation of the earth ; Queries & conjectures relating to magnetism, & the theory of the earth / Benjamin Franklin -- Geology / Thomas Cooper -- On the calculation of the oblateness of the earth, by means of the observed lengths of a pendulum in different latitudes ... / Nathaniel Bowditch -- Account of chrystallized basaltes found in Pennsylvania / Thomas P. Smith -- An account of a supposed artificial wall, discovered under the surface of the earth in North Carolina / James Hall -- Reply / James Woodhouse -- Remarks on a subterranean wall in North Carolina / Zechariah Lewis -- Essay on the formation of rocks, or an inquiry into the probable origin of their present form & structure ; Hints on some of the outlines of geological arrangements, with particular reference to the system of Werner ... / William Maclure -- A view of the theories which have been proposed, to explain the origin of meteoric stones / Jeremiah Day -- Geological remarks on certain maritime parts of the state of New York / Observations on the geology of the United States, explanatory of a geological map / An amendment proposed to the geological chart of the United States, as respects the character of the north side of Long Island, which is shown to be alluvial & not primitive ... / Review of Observations on the geology of the United States of America; with some remarks on the effects produced on the nature & fertility of soils, by the decomposition of the different classes of rocks, & an application to the fertility of every state in the union, in reference to the accompanying geological map ... by William Maclure / C.S. Rafinesque -- Review of An index to the geology of the northern states, with a transverse section from the Catskill Mountains to the Atlantic ... by Amos Eaton / C.S. Rafinesque -- Agenda, or selection of queries / H.H. Hayden -- Reviews of observations on the geology of the United States by William Maclure, & an elementary treatise on mineralogy & geology by Parker Cleaveland / The Edinburgh Review -- Constitution, officers, & proceedings for 1819 & 1820 / American Geological Society