1. O I. G. G. Publication/Creation: S[ão] Paulo : [publisher not identified]. Resource Type: Journal, Newspaper or Serial Access & Availability: Loading
2. O ziemiorodztwie Karpatów. Atlas Author/Creator: Staszic, Stanisław, 1755-1826 Publication/Creation: [Warszarwa] : Wydawn. Geologiczne, [1955] Resource Type: Book Access & Availability: Loading
3. O ziemiorodztwie Karpatów i innych gór i równin Polski Author/Creator: Staszic, Stanisław, 1755-1826 Publication/Creation: Warszawa : Wydawn. Geologiczne, 1955 Resource Type: Book Access & Availability: Loading
4. Oasis in space : earth history from the beginning Author/Creator: Cloud, Preston, 1912-1991 Publication/Creation: New York : W.W. Norton, [1988] Resource Type: Book Edition: 1st edition. Access & Availability: Loading
5. Obras de geología y paleontología Author/Creator: Kraglievich, Lucas, 1886-1932 Publication/Creation: La Plata : Taller de impresiones oficiales, 1940 Resource Type: Book Access & Availability: Loading
6. Observations de m. de Trébra sur l'intérieur des montagnes : précédées d'un plan d'une histoire générale de la minéralogie par m. de Veltheim, avec un discours préliminaire et des notes de m. le baron de Dietrich ... Author/Creator: Trebra, Friedrich Wilhelm Heinrich von, 1740-1819 Publication/Creation: Paris : De l'Imprimerie de Monsieur : Se trouve chez Didot le jeune [et] Didot fils aîné ; A Strasbourg : Chez Treuttel ..., 1787 Resource Type: Book Access & Availability: Loading
7. Observations on the earths, rocks, stones and minerals for some miles about Bristol, and on the nature of the hot-well, and the virtues of its water : by Mr]. Owen Author/Creator: Owen, Edward, of Paternoster Row, London Publication/Creation: London : Printed and sold by W. Johnston ..., 1754 Resource Type: Book Access & Availability: Loading
8. Observations on the geology of the United States of America Author/Creator: Maclure, William, 1763-1840 Publication/Creation: Ulm/Donau : W. Fritsch, 1962. New York : Stechert-Hafner, 1962 Resource Type: Book Access & Availability: Loading
9. Observations on the junction between the eastern sandstone and the Keweenaw series on Keweenaw point, lake Superior Author/Creator: Irving, Roland Duer, 1847-1888 Publication/Creation: Washington : Govt. Print. Off, 1885 Resource Type: Book Access & Availability: Loading
10. Of rock and rivers : seeking a sense of place in the American West Author/Creator: Wohl, Ellen E., 1962- Publication/Creation: Berkeley, Calif. : University of California Press, [2009] Resource Type: Book Access & Availability: Loading