by the United States National Park Service, Weekly List, National Register of Historic Places… (1983)
“ STATE, County, Vicinity, Property, Address, (date listed) ARIZONA, Maricopa County, Phoenix, U.S. Post Office, 522 N. Central Ave. (02/10/83) ARIZONA, Pima County, Tucson, U.S. Post Office and Courthouse, 55 E. Broadway (02/10/83) CALIFORNIA, Humboldt County, Eureka, U.S. Post Office and Courthouse, Fifth and H Sts. (02/10/83) CALIFORNIA, Merced County, Merced, U.S. Post Office, 401 W. 18th St. (02/10/83) CALIFORNIA, San Diego County, San Ysidro, U.S. Inspection Station/U.S. Custom House, Virginia and Tijuana Sts. ”
