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 black and white Dr. Rudolf Stahlecker at Alitoxodon lowest fossil bearing horizon, Pliocene. Excavation. 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 Original material: 5x7 inch negative Digital Identifier: CSGEO69378 Learn more about The Field Museum's Library Photo Archives. Dr. Rudolf Stahlecker at Alitoxodon lowest fossil bearing horizon, Pliocene. Excavation. 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 Original material: 5x7 inch negative Digital Identifier: CSGEO69378 Learn more about The Field Museum's Library Photo Archives. |