More at: http://www.washingtonpost.com/local/rockville-man-raises-races-carrier-pigeons/2011/07/12/gIQAvbaGEI_story.html
Alison Bryant in the July 12, 2011 Washington Post
Following the 1918 Armistice, the U.S. Army Signal Corps imported pigeons that had been trained by those European armies and made them part of the U.S. War Department's communications capabilities at Camp Crowder along with radio, telephone, and teletype.
More at: https://ozarksalive.com/pigeons-were-important-part-of-wwii-efforts-at-camp-crowder/
Mike O’Brien , Guest contributor, 7/29/2019 Ozarks Alive