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Date de publication: 1919.
Éditeur(s): <a href='https://dar.bibalex.org/fr/Search/ExactResults.aspx?format_Id=1&publisher=D.%20Appleton%20and%20Company'> D. Appleton and Company
Contributeur(s): <a href='https://dar.bibalex.org/fr/Contributor/ContributorItems.aspx?contributor=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
Collection(s): <a href='https://dar.bibalex.org/fr/Collection/CollectionItems.aspx?collection=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
Catégorie: <a href='https://dar.bibalex.org/fr/Category/CategoryDetails.aspx?mainCat=Others&format_id=1'> Others
Le sujet(s): Geological Survey (U.S.)
﻿mots-clés: Geological Survey (U.S.)

The U. S. Geological survey, its history, activities and organization.