| Line | Image | Collection | Title |
| 1 | | HCC Maps | Loleta Amended Map of Swaugers |
| 2 | | HCC Maps | Amended Map of Loleta |
| 3 | | HCC Maps | Ten Reasons Why Humboldt County is the Best County on the Pacific Coast for Business and Residence |
| 4 | | HCC Maps | Map of Fields Landing showing first addition, amended second addition and third addition with corrected angle and distance in block 1 and 2 original plat. |
| 5 | | HCC Maps | Map of Blue Lake, Cal. |
| 6 | | HCC Maps | Proposed Plan of Summer Homes at Shelter Cove |
| 7 | | HCC Maps | Proposed Plan of Summer Homes at Shelter Cove |
| 8 | | HCC Maps | Atlas of Humboldt County California |
| 9 | | HCC Maps | Atlas of Humboldt County California |
| 10 | | HCC Maps | Atlas of Humboldt County California |
| 11 | | HCC Maps | Atlas of Humboldt County California |
| 12 | | HCC Maps | Atlas of Humboldt County California |
| 13 | | HCC Maps | Atlas of Humboldt County California |
| 14 | | HCC Maps | Atlas of Humboldt County California |
| 15 | | HCC Maps | Atlas of Humboldt County California |
| 16 | | HCC Maps | Atlas of Humboldt County California |
| 17 | | HCC Maps | Atlas of Humboldt County California |
| 18 | | HCC Maps | Atlas of Humboldt County California |
| 19 | | HCC Maps | Atlas of Humboldt County California |
| 20 | | HCC Maps | Atlas of Humboldt County California |
| 21 | | HCC Maps | Atlas of Humboldt County California |
| 22 | | HCC Maps | Atlas of Humboldt County California |
| 23 | | HCC Maps | Atlas of Humboldt County California |
| 24 | | HCC Maps | Atlas of Humboldt County California |
| 25 | | HCC Maps | Atlas of Humboldt County California |
| 26 | | HCC Maps | Atlas of Humboldt County California |
| 27 | | HCC Maps | Atlas of Humboldt County California |
| 28 | | HCC Maps | Atlas of Humboldt County California |
| 29 | | HCC Maps | Atlas of Humboldt County California |
| 30 | | HCC Maps | Atlas of Humboldt County California |
| 31 | | HCC Maps | Atlas of Humboldt County California |
| 32 | | HCC Maps | Atlas of Humboldt County California |
| 33 | | HCC Maps | Map Showing Survey of the Boundary of The Town of Trinidad, California |
| 34 | | HCC Maps | Map of Industrial Colony Site, Showing South Trinidad and Moonstone Beach |
| 35 | | HCC Maps | Offical Map of Trinidad Cemetery |
| 36 | | HCC Maps | Map of West Haven, Humboldt County, California, in T8N R1E Humboldt Meridian |
| 37 | | HCC Maps | Map Showing the Boundaries of Certain Tracts or Parcels of Land Surveyed for the Persons Whose Names are Shown on Each Tract |
| 38 | | HCC Maps | McKinleyville |
| 39 | | HCC Maps | Big Lagoon (142W 40N) Humboldt County, California |
| 40 | | HCC Maps | City of Fortuna, Humboldt County, California |
| 41 | | HCC Maps | City of Rio Dell, Storm Drain Master Plan |
| 42 | | HCC Maps | The Pacific Lumber Company |
| 43 | | HCC Maps | Elk River Mill & Lbr Co., Falk, Calif. |
| 44 | | HCC Maps | Street Map of McKinleyville |
| 45 | | HCC Maps | 2000 Street Map of McKinleyville & Fieldbrook |
| 46 | | HCC Maps | Proposed General Development Scheme for McKinleyville |