Field notes and maps, 1943-1944, includes region around Caborca, Sonora, Mexico

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Creator

Cooper, G. Arthur (Gustav Arthur) 1902-

Abstract

This field book contains daily, diary like notes on the paleontological specimen and geology of Caborca, Sonora, Mexico taken from 23 March 1943 to 10 May 1944. Cooper describes stratigraphy, often providing color and consistency of shale in which fossils are found. Brachiopod, Trilobite, algae and other fossil specimen are noted. Locations Cooper visits include Altar, Chanate, Gachupin, Santa Theresa, Zorra, Arrojos, and other areas. Some coordinates are included. Jurassic, Cambrian, and Cretaceous specimen are noted. Many sketches are included. Pages are hand numbered, two sets: 1-81 (for 1943) and 1-70 (for 1944). Index on first page.

Date Range

1943-1944

Start Date

Mar 23, 1943

End Date

May 10, 1944

Access Information

Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.

Topic

  • Geology
  • Paleontology

Place

  • Santa Theresa
  • Mexico
  • Sonora
  • Gachupin, Rancho
  • Zorra, Loma
  • Altar
  • El Chanate, Sierra

Form/Genre

  • Fieldbook record
  • Field notes
  • Diary

Accession #

SIA RU007318

Collection name

G. Arthur Cooper Papers, 1923-1993 and undated

Physical Description

1 field book

Physical Location

Smithsonian Institution Archives

Sublocation

Box 33 Folder 7