1926 Geologist Taking Notes on Rock Formations and Mineral Deposits

Original Vintage Card
  
Sale Price: $9.95
Original Price: $15.95

Stock #:656109
Type: Postcard
Era: White Border
City: Philadelphia
State: Pennsylvania (PA)
County: Philadelphia
Size: 3.5" x 5.5" (9 x 14 cm)

Additional Details:
Sesqui-Centennial International Exposition, Philadelphia, Pa 1926. US Department of the Interior, the Geological Survey is engaged in making topographic and geologic maps of the United States, Alaska and Hawaii; in investigating and reporting on the nation's mineral deposits - metals, coal, advising as to their wisest use and in supervising operations on leased public lands; in measuring the flow of the principal streams and in preparing data for power development, irrigation, and flood control; and in publishing reports and maps for the benefit of engineers and and mining men, students, and the general public.

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