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Publication Extents

Not all publications have extents, not all extents are completely accurate
Hydrography of the Susquehanna River drainage basin
John Clayton Hoyt, Robert H. Anderson
1905, Water Supply Paper 109
A detailed study of the hydrographic features of the Susquehanna River drainage basin has revealed the existence of a large amount of interesting data. These, however, are widely distributed in various publications and manuscripts which are in most cases inaccessible. This paper has been prepared to meet the constant demand...
The Triassic cephalopod genera of America
Alpheus Hyatt, J.P. Smith
1905, Professional Paper 40
The marine Triassic section of .America is unusually complete, and its thickness compares favorably with that of any other region. All three subdivisions-Lower, Middle, and Upper Triassic--are represented by calcareous deposits, aggregating approximately 4,000 feet in thickness. Of this amount, about 800 feet belong to the Lower Triassic, about 1,000...
Silverton folio, Colorado
Whitman Cross, Ernest Howe, F. L. Ransome
1905, Folios of the Geologic Atlas 120
The term San Juan region, or simply "the San Juan," used with variable meaning by early explorers, and naturally with indefinite limitation during the period of settlement, is now quite generally applied to a large tract of mountainous country in southwestern Colorado, together with an undefined zone of lower country...