Large format maps are some of the most delicate and difficult historical resources to preserve digitally. Staff is currently working to scan historical maps from the Barnum House collections, using a new large format scanner purchased with grant funding. Stay tuned for digital access to these unique documents!
Title Company Maps
Including Lentell, Denny, Belcher
Humboldt County Survey Maps
circa 1850s - 1940s
Bays & Coastlines
Including US Coast Survey Charts
Sanborn Fire Insurance Maps
Humboldt County Platt Maps
Highway 101 Planning Maps
Cal. Div. of Highways & Public Works
Aerial Photographs
1958 - 1963
Map of Timber Industry Mills & Camps
Transportation
Railroads, Bridges, Roads
Other Research Materials