Keywords: marshall field marshallfield paleontological expedition paleontologicalexpedition elmer riggs elmerriggs robert thorne robertthorne rudolf stahlecker rudolfstahlecker felipe mendez felipemendez geology fossil collecting fossil collecting fossilcollecting paleontology south america southamerica argentina expedition blackandwhite monochrome outdoor landscape rock formation rock black and white Man unearthing or excavating Testudo plastron [turtle] . 1926. Name of Expedition: 2nd Captain Marshall Field Paleontological Expedition Participants: Elmer S. Riggs (Leader and Photographer),Robert C. Thorne (Collector), Rudolf Stahlecker (Collector), Felipe Mendez Expedition Start Date: April 1926 Expedition End Date: November 1926 Purpose or Aims: Geology Fossil Collecting Location: South America, Argentina, Catamarca, Chiquimil Valley Original material: 5x7 Interpositive Digital Identifier: CSGEO69254 Learn more about The Field Museum's Library Photo Archives. Man unearthing or excavating Testudo plastron [turtle] . 1926. Name of Expedition: 2nd Captain Marshall Field Paleontological Expedition Participants: Elmer S. Riggs (Leader and Photographer),Robert C. Thorne (Collector), Rudolf Stahlecker (Collector), Felipe Mendez Expedition Start Date: April 1926 Expedition End Date: November 1926 Purpose or Aims: Geology Fossil Collecting Location: South America, Argentina, Catamarca, Chiquimil Valley Original material: 5x7 Interpositive Digital Identifier: CSGEO69254 Learn more about The Field Museum's Library Photo Archives. |