1. Late Jurassic ammonites from the western Sierra Nevada, California Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1961 Resource Type: Book Access & Availability: Loading
2. Late Jurassic ammonites from the western Sierra Nevada, California Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1961 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 372-374. Access & Availability: Loading
3. Late 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, 1962 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 418-421. Access & Availability: Loading
4. Late 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, 1962 Resource Type: Book Access & Availability: Loading
5. Lower Jurassic (Pliensbachian and Toarcian) ammonites from eastern Oregon and California, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1968 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 591-593. Access & Availability: Loading
6. Lithology and uranium potential of Jurassic formations in the San Ysidro-Cuba and Majors Ranch areas, northwestern New Mexico Author/Creator: Santos, Elmer S., author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1975 Resource Type: Book Access & Availability: Loading
7. Lithology and uranium potential of Jurassic formations in the San Ysidro-Cuba and Majors Ranch areas, northwestern New Mexico Author/Creator: Santos, Elmer S. Publication/Creation: Washington : U.S. Govt. Print. Off, 1975 Resource Type: Book Is Part Of: U.S. Geological Survey bulletin, no. 1325-1330. Access & Availability: Loading
8. Lithology and subdivisions of the Jurassic stump formation in southeastern Idaho and adjoining areas Author/Creator: Pipiringos, G. N. 1918- (George Nicholas) Publication/Creation: Washington : U.S. Govt. Print. Off, 1979 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1033-1039. Access & Availability: Loading
9. Lithology and subdivisions of the Jurassic stump formation in southeastern Idaho and adjoining areas Author/Creator: Pipiringos, G. N. 1918- (George Nicholas), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1979 Resource Type: Book Access & Availability: Loading
10. Late Jurassic ammonites from Alaska Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1981 Resource Type: Book Access & Availability: Loading