Founder's Day in Tucson
Founder's Day for Tucson is August 20, 1775. On August 20, 1775 the site of Presidio of San Agustin del Tucson was selected and laid out by Lt. Colonel Don Hugo O'Connor, Lt. Juan De Carmona ( Royal Spanish Army) and Father Francisco Garces. This was the northernmost outpost of Spain in the new world. The Presidio enclosed an area of present-day downtown Tucson that is marked by Church Ave. on the east, Washington St. on the north, Main Ave. on the West and Pennington St. on the south.
"Hello Tucson: A Newcomer's Guide", A Star/Citizen suppl. Pages 8-16 and 8-17, 1991
"Two pivotal dates picked, but still no founder's day." Tucson Citizen. March 26, 1971. Page 29.
"200 years ago today, Tucson had its start." Arizona Daily Star. August 20, 1975. Page 5.