1. Manganese contents of some sedimentary rocks of Paleozoic age in Virginia Publication/Creation: [Washington, D.C.] : U.S. G.P.O., 1991 Format: Book Access & Availability: Loading
2. Manganese contents of some sedimentary rocks of Paleozoic Age in Virginia Author/Creator: Force, Eric R., author Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
3. Maps of upper Mississippi embayment Paleozoic and Precambrian rocks Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey Information Services Format: Map Access & Availability: Loading
4. Maps showing areal extent of selected Paleozoic shales in the northern midcontinent, U.S.A Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Format: Map Access & Availability: Loading
5. Maps showing thickness and limestone-dolostone ratios of selected Paleozoic carbonate units in the northern midcontinent, U.S.A Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey Information Services Format: Map Access & Availability: Loading
6. Microfossiles organiques du paléozoïque ... Author/Creator: Commission internationale de microflore du paléozoïque Publication/Creation: Paris : Editions du Centre National de la Recherche Scientifique, 1967- Format: Book Access & Availability: Loading
7. Middle and upper Paleozoic granitic rocks in the Piedmont near Fredericksburg, Virginia : geochronology Author/Creator: Pavlides, Louis, 1921- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1982 Format: Book Access & Availability: Loading
8. Middle Paleozoic sedimentary phosphate in the Pensacola Mountains, Antarctica Author/Creator: Cathcart, James Bachelder, 1917- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1977 Format: Book Access & Availability: Loading
9. Middle Paleozoic sedimentary phosphate in the Pensacola Mountains, Antarctica : work done under the auspices of the U.S. Antarctic Research Program and financed by the U.S. National Science Foundation Author/Creator: Cathcart, James Bachelder, 1917- Publication/Creation: Washington : U.S. Govt. print. Off, 1977 Format: Book Is Part Of: U.S. Geological Survey professional paper, no. 455-459. Access & Availability: Loading
10. A monograph of the British Palæozoic Phyllopoda : (Phyllocarida, Packard). Author/Creator: Jones, T. Rupert 1819-1911. (Thomas Rupert) Publication/Creation: London : Printed for the Palæontographical Society, 1888-99. Format: Book Access & Availability: Loading