1. Map showing altitude of the top of the Swift Formation, Montana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
2. Map showing cumulative thickness of sandstone in the Swift Formation, Montana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
3. Map showing structure contours on the top of the upper Jurassic Morrison Formation, Powder River Basin, Wyoming and Montana Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
4. Map showing total thickness of the Swift Formation, Montana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
5. Marine Jurassic gastropods, : central and southern Utah Author/Creator: Sohl, Norman F. 1924-1993. (Norman Frederick) Publication/Creation: Washington : U.S. Govt. Print. Off, 1965 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 502-503. Access & Availability: Loading
6. Marine Jurassic gastropods, central and southern Utah Author/Creator: Sohl, Norman F. 1924-1993, (Norman Frederick), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1965 Resource Type: Book Access & Availability: Loading
7. Marine Jurassic of Wyoming and South Dakota : its paleoenvironments and paleobiogeography Author/Creator: Wright, Robert Paul Publication/Creation: [Place of publication not identified] : University of Michigan, Museum of Paleontology, 1973 Resource Type: Book Access & Availability: Loading
8. Marine Jurassic pelecypods from central and southern Utah Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : U.S. Department of the Interior, Geological Survey, 1964 Resource Type: Book Access & Availability: Loading
9. Marine Jurassic pelecypods from central and southern Utah, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1964 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 481-483. Access & Availability: Loading
10. Marine trace fossils in the Upper Jurassic Bluff Sandstone, southeastern Utah Author/Creator: O'Sullivan, Robert Brett, 1923- author Publication/Creation: [Reston, Va.] : United States Department of the Interior, Geological Survey, 1975 Resource Type: Book Access & Availability: Loading
11. Marine trace fossils in the Upper Jurassic Bluff Sandstone, southeastern Utah : a description of newly discovered trace fossils and their significance Author/Creator: O'Sullivan, Robert Brett, 1923- Publication/Creation: Washington : U.S. Govt. Print. Off, 1975 Resource Type: Book Access & Availability: Loading
12. Middle Bajocian ammonites from the Cook Inlet region, Alaska, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1964 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 418-421. Access & Availability: Loading
13. Middle Bajocian ammonites from the Cook Inlet region, Alaska Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1964 Resource Type: Book Access & Availability: Loading
14. Middle Jurassic (Bajocian) ammonites from eastern Oregon Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading
15. Middle Jurassic (Bajocian) ammonites from eastern Oregon, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1973 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 755-758. Access & Availability: Loading
16. Middle Jurassic (Bajocian and Bathonian) ammonites from northern Alaska Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1976 Resource Type: Book Access & Availability: Loading
17. Middle Jurassic (Bajocian and Bathonian) ammonites from northern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1976 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no.854-856. Access & Availability: Loading
18. Middle Jurassic (Bathonian) ammonites from southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1980 Resource Type: Book Access & Availability: Loading
19. Middle Jurassic (Bathonian) ammonites from southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. OFf : for sale by the Supt. of Docs., GPO, 1980 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1091-1095. Access & Availability: Loading
20. The Middle Jurassic (mainly Bathonian) of Cardigan Bay and its palaeogeographical significance Author/Creator: Pennie Publication/Creation: London : H.M. Stationery Off, 1976 Resource Type: Book Access & Availability: Loading