Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 11 – 12American Philosophical Society, 1967 |
З цієї книги
Результати 1-3 із 61
Сторінка 25
... Mountains , 8248 ' , a distance of 545.62 miles west of Omaha . The average grade is over 13 feet to the mile . But for 100 miles west of Omaha the average grade of ascent increases as we approach the mountains . If we take the distance ...
... Mountains , 8248 ' , a distance of 545.62 miles west of Omaha . The average grade is over 13 feet to the mile . But for 100 miles west of Omaha the average grade of ascent increases as we approach the mountains . If we take the distance ...
Сторінка 34
... mountains , the rocks are more or less disturbed , but generally not exposing older beds than the cretaceous . We find also that there is an irregular series of anticlinals and syncli- nals resembling somewhat , but on a gigantic scale ...
... mountains , the rocks are more or less disturbed , but generally not exposing older beds than the cretaceous . We find also that there is an irregular series of anticlinals and syncli- nals resembling somewhat , but on a gigantic scale ...
Сторінка 52
... mountains about 10 miles north of Salt Lake city , and con- tinue to a great or less extent all around the rim of the basin . On the flanks of the mountains , east of the city , are the red beds ( juras- sic ? ) ; probably a careful ...
... mountains about 10 miles north of Salt Lake city , and con- tinue to a great or less extent all around the rim of the basin . On the flanks of the mountains , east of the city , are the red beds ( juras- sic ? ) ; probably a careful ...
Інші видання - Показати все
Загальні терміни та фрази
Acad Amer anal anal fin article-pronouns band base beds Black Shale bone Brinton broad Carboniferous Catawba River caudal fin characters Chemung Clay Coal color convex Cope Creek cretaceous dentary depth Devonian diameter distal distinct dorsal fin Edmondia elevated elongate extremity feet fossils French Broad River genus Geol geological Goniatites groove Hall Hayden inches inferior inner interorbital Jour lateral line latter Leidy limb Limestone longitudinal margin Marshall group maxillary median miles molar Mosasaurus motion mountains muzzle nearly Neuse River nouns oblique Ohio operculum orbit outer pectoral pesah pesoh Phil pisah plane plastron plate plerumque portion posterior premaxillary present Proc Prof pronouns prope Philadelphia radii region ridge River rocks Sand sandstones scales side Slate Society species specimens spine spots strata surface suture takchi teeth thick tion tooth transverse upper ventral verbs vertebræ Waverly width Winchell yellow