| Line | Image | Collection | Title |
| 1 | | HCC Maps | Sketch of the Northwestern Part of California, accompanying a Journal of the expedition of Col Redick McKee, US Indian Agent, during the summer and fall of 1851, by George Gibbs |
| 2 | | HCC Maps | Map Showing the Distribution of the Tribes of Alaska and Adjoining Territory |
| 3 | | HCC Maps | Map Showing the Distribution of Indian Tribes of California, to Illustrate Report of Stephen Powers |
| 4 | | HCC Maps | Map of the Military Reservation at Fort Gaston, California [and] Ground Plan of Quarters, etc…at Camp Gaston |
| 5 | | HCC Maps | [Orleans] |
| 6 | | HCC Maps | [Warren Creek Mill] |
| 7 | | HCC Maps | Map of Northern California Mining District |
| 8 | | HCC Maps | Northwestern Pacific Railroad |
| 9 | | HCC Maps | Township 7 North, Range 3 East, Humboldt Meridian |
| 10 | | HCC Maps | Northwestern Pacific R.R. Northern Division, Sketch Showing Location of Milwaukee Spur at Samoa |
| 11 | | HCC Maps | Map showing site of State Redwood Park as selected by the Committee |
| 12 | | HCC Maps | Layout of Tracks at Fairhaven [Rolph's Shipyard] |
| 13 | | HCC Maps | Survey for Mrs George Herrick in Sections 1, 2, 3, 10, and 11, T3N R2W HB and M |
| 14 | | HCC Maps | Arcata & Mad River R.R., California's First Railroad [Centennial Commemorative Calendar] |
| 15 | | HCC Maps | [Proposed Logging Display, Fort Humboldt] |
| 16 | | HCC Maps | Fort Humboldt State Historical Monument Proposed Logging Display Site Plan |
| 17 | | HCC Maps | Flood Plain Zoning at Mouth of Klamath River |
| 18 | | HCC Maps | Indian Territories [of the] Six Rivers National Forest |
| 19 | | HCC Maps | The Hoopa Valley: Hoopa Valley Village Sites as of 1850 |
| 20 | | HCC Maps | Bigfoot Country Touring Map of Northern California |
| 21 | | HCC Maps | Railroads of the Redwood Empire |
| 22 | | HCC Maps | Map of Klamath River Indian Towns |
| 23 | | HCC Maps | Map of the Territory of the Wiyot Language Showing Village Sites |
| 24 | | HCC Maps | Map of the Survey at North Fork of Mad River |
| 25 | | HCC Maps | [Salmon River Watershed] |
| 26 | | HCC Maps | Census Tract/Block Numbering Area Outline Map [Humboldt County, California] |
| 27 | | HCC Maps | Carte Detailee des Etablissements Russes dans la Haute Californie [Map of Russian Settlements in Northern California] |
| 28 | | HCC Maps | Demartin's Shipping Point, Del Norte County |
| 29 | | HCC Maps | Denny's Map of Siskiyou County California |
| 30 | | HCC Maps | Metsker's Map of Del Norte County, California |
| 31 | | HCC Maps | Metsker's Map of Del Norte County, California |
| 32 | | HCC Maps | Metsker's Map of Del Norte County, California |
| 33 | | HCC Maps | Del Norte County, California, Map of |
| 34 | | HCC Maps | Trinity County, California |
| 35 | | HCC Maps | Metsker's Map of Trinity County, California |
| 36 | | HCC Maps | Metsker's Map of Siskiyou County, California |
| 37 | | HCC Maps | Fort Bragg General Plan 1981 |
| 38 | | HCC Maps | Maps of Mendocino County with Ukiah, California [1st edition] |
| 39 | | HCC Maps | Metsker's Map of Mendocino County, California |
| 40 | | HCC Maps | Montana de Oro State Park, Hazard Canyon, Presettlement Vegetation Project |
| 41 | | HCC Maps | Lake Earl Project Study Site A (North) Presettlement Vegetation Project |