McClelland, William Thomas

Founded Shamrock Farms dairy in Tucson in 1922. See http://www.shamrockfarms.net/historical.asp and
http://www.shamrockfoodservice.com/index.php?page=history. See also 6/16/2007 Arizona Daily Star article and "Family ties still remain at Shamrock" by Bonnie Henry, Arizona Daily Star, February 28, 2010; http://www.azstarnet.com/lifestyles/article_d136e512-c244-5391-babc-c345... ).

For more about Shamrock Farms, see also:
-Norman P. McClelland obituary (Arizona Daily Star, July 15, 2017)
-Shamrock Foods' longtime CEO [Norman] McClelland dies at age 90 (The Republic | azcentral.com, July 13, 2017)