The Anne T. Kent Map & Special Collections Annex is open to the public on Thursdays, 1:00pm - 5:00pm.
Our collection includes unrecorded surveys of Marin County properties performed by J.C. Oglesby, Richardson, Dodge, Voorhies, Engineering Field Services, Joe Grippi, and more.
To request scans (.jpg) of materials in our collections, please email californiaroom@marincounty.org, and copy Dewey Livingston dewey.livingston@marincounty.gov. In your request, include the surveyor’s name and the plat number [e.g. JCO nnnnn = JC Oglesby plat 01234], and/or Folder/Field Book number. Research requests will generally be fulfilled on Thursdays. Please limit your requests to 5 per day.
For more complex or in-depth research projects, please contact the California Room for an appointment:
californiaroom@marincounty.org
415-473-3516 (Map Annex)
415-473-7419 (California Room)
