Man on United States-Mexico Boundary

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From 1892 to 1894, Edgar Alexander Mearns served as a medical officer with the United States-Mexican Boundary Survey, for which he established a biological section for the collection of specimens of flora and fauna. Pictured is a man atop a horse next to a large cactus.


  • Mearns, Edgar Alexander 1856-1916
  • United States-Mexican International Boundary Survey 1891-1894


  • Also known as SPI_1679
  • A high resolution digital copy of this image is not yet available. Please contact for further information.

Cite as

Smithsonian Institution Archives, Record Unit 7083, Box 4, Image No. 97-8727

Repository Loc.

Smithsonian Institution Archives Capital Gallery, Suite 3000, MRC 507; 600 Maryland Avenue, SW; Washington, DC 20024-2520



Restrictions & Rights

  • No access restrictions 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
  • Public Domain


  • Scientific expeditions
  • Cactus


Black-and-white photographs

Local number

SIA RU007083 [97-8727]

Physical description

Gelatin silver prints

Full Record

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