The Sonoma County Archives includes official records of deeds, mortgages, wills and probate records, assessments of property, voter registration, oaths of office, surveys, maps, corporation records, business licenses and more. Please check the Archival Collection Guides or the Library's catalog to search specific records. Materials must be requested and will be brought from the Archives to the Library for your use. Call (707) 308-3212 with any questions, or to request materials. Please allow five business days for volumes to be delivered to the library.