https://digital.sonomalibrary.org/Documents/Detail/italian-swiss-colony-1881-sonoma-pre-prohibition/313675
Italian Swiss Colony (1881) -- Sonoma -- pre-Prohibition - Sonoma County Library Digital Archives...
Italian Swiss Colony (1881) -- Sonoma -- pre-Prohibition, February 1902, whf0013691, citations (bibliographic references), Charles L. Sullivan Wine Index,...
italian swiss colonyprohibition countydigital archivessonomapre