| Channel changes of Eel | Ferndale Enterprise | MF 719 | 8/21/1864 | | | Article | Eel River | River, Article, Channel, Changes |
| Channel Opening | Humboldt Times | MF 10 | 7/22/1934 | 3 | 5 | Klamath River | Klamath River | Harry Williams, Dad'S Camp, Klamath River, Channel |
| Charles (Jim) Roscoe & Mary Patricia Gross married | Humboldt Times | MF 10 | 9/7/1948 | 8 | | Married | Orick | Charles (Jim) Roscoe & Mary Patricia Gross |
| Charles Berry died | The Daily Humboldt Times | MF 10 | 2/2/1908 | 1 | 4 | Death report | Redwood Creek | Charles Berry, Died, Ranch, "Redwood House" |
| Charles J. Kuhn recalled hunting deer & bear 25 years ago in eastern Humboldt County | Humboldt Times | MF 10 | 9/1/1929 | 2 | | Story | Eastern Humboldt County | Charles J. Kuhn, Hunting, Eastern Humboldt County |
| Charles M. Roscoe appointed as new City Engineer for Arcata | Humboldt Times | MF 10 | 7/1/1956 | 12 | | People | Arcata | Charles M. Roscoe, City Engineer |
| Charles S. Graves wrote book on Klamath River Indians | Humboldt Times | MF 10 | 7/25/1930 | 6 | | Book | Klamath River | Klamath River Indians, Charles S. Graves |
| Charles Sacchi has sued Bayside Lumber Company in Superior Court | The Humboldt Times | MF 10 | 10/11/1907 | 3 | 6 | Lage issues | Jacoby Creek | Charles Sacchi, Bayside Lumber Company, Log Jam, Damages |
| Checking Station | Humboldt Times | MF 10 | 7/28/1939 | 1 | 8 | State Regulation | Clam Beach | Clam Beach, Checking Station |
| Checking Station | Humboldt Times | MF 10 | 7/28/1939 | 1 | 8 | State Regulation | Clam Beach | Clam Beach, Checking Station |
| Chester Spiering has told Arcata that Westwood Gardens is almost done | Humboldt Times | MF 10 | 7/8/1961 | 9 | 2 | Building time | Arcata Westwoods Gardens | Occupied, Planned, Westwood Gardens |
| Chevrolet company grand opening | Humboldt Times | MF 10 | 2/17/1950 | | | New building | Eureka | Eureka, Chevrolet, Grand Opening |
| Chevy advertising for a closed car | Humboldt Times | MF 10 | 6/3/1923 | 17 | | Ad | | Cars, Open, Window, Closed, Chevy |
| Choose Site for Carnegie Library | Weekly Humboldt Times | MF 10 | 1/23/1902 | 1 | 4 | Library site | Eureka | Eureka, Carnegie Library |
| CHP Building | Humboldt Times | MF 10 | 8/1/1939 | 12, 31 | 6, 7 | Photo | Eureka | Chp |
| CHP Building | Humboldt Times | MF 10 | 8/1/1939 | 12, 31 | 6, 7 | Photo | Eureka | Chp |
| Chrysler Ad with photo at Humboldt Flying Field | Humboldt Times | MF 10 | 10/17/1929 | 12 | | Ad | Humboldt Flying Field (Murrayfield ??) | Chrysler Ad |
| Church at 11th & H to be dedicated | Daily Humboldt Times | MF 10 | 7/28/1878 | 3 | 1 | Church | | Church Dedicated |
| Church Dedicated | Humboldt Times | MF 10 | 4/15/1949 | 5 | | Dedicated | | L.D.S. Church |
| Citizens of Eureka to meet and discuss means to obtain airport | Humboldt Times | MF 10 | 9/17/1930 | 2 | 6 | Meeting | Eureka | Citizens, Airport |
| Citizens of Shively again agitated for a bridge over the Eel. | The Humboldt Times | MF 10 | 10/10/1930 | 5 | 3 | Bridge | Shively | Citizens, Bridge, Ferry, Safety |
| City Bonds for Mad River Water System | Humboldt Times | MF 10 | 7/28/1934 | 3 | 8 | River | Arcata | Arcata City Council, Bond, Loan, Mad River, Public Works Association* |
| City Building Inspector issued 61 permits | The Humboldt Times | MF 10 | 7/1/1916 | 1 | 3 | Permits | | City Building Inspector, Permits, New Residents |
| City Council | Humboldt Times | MF 10 | 7/18/1917 | 1 | 2 | Development | Main Street | Scarifying, Rock, Improvement, Transportation, Road |
| City Council and Directors of Boys Club see value for parcel, condemnation suit filed | Humboldt Times | MF 10 | 7/13/1956 | 1 | 2 | Land vale | | City Council, Condemnation Suit, Eminent Domain, Boy'S Club |
| City Council approves zone change for Safeway construction | Humboldt Times | MF 10 | 8/20/1954 | 3 | | Arcata Local Government | Arcata | Infrastructure, Buildings, Arcata, City Council, Local Government |
| City Council authorized mayor sign approval of State Div. of Highway to repave | Humboldt Times | MF 10 | 1/21/1948 | 1 | | Road work | | City Council, State Highway Div. |
| City Council intend to remove some land for Fort Humboldt | Humboldt Times | MF 10 | 1/2/1949 | 14 | | Land use | Fort Humboldt | Fort Humboldt, City Council |
| City Council meeting on garbage dump location | Humboldt Times | MF 10 | 9/9/1925 | 5 | 6 | Meeting | | City Council, Garbage Dump, Location |
| City Council met and took action related to Mad River Dam Sites | The Humboldt Times | MF 10 | 10/12/1932 | 8 | 3 | Meeting | Mad River | City Council, Mad River, Dam Site |
| City Council ordered work in preparing Second St. | Humboldt Times | MF 10 | 10/11/1888 | 3 | 1 | Road work | Eureka | Eureka, Second St. Receiving New Gravel |
| City Council Orders 4th street change at CHP building | Humboldt Times | MF 10 | 7/26/1939 | 1 | 4 | Road work | | Chp, Bottleneck |
| City Council to advertise bids for new well | Humboldt Times | MF 10 | 9/21/1927 | 1 | 2 | New well | | City Council, Bids, Well, City'S Water Mains |
| City Council to having meeting next Monday for setting up garbage collector | Humboldt Times | MF 10 | 8/8/1924 | 1 | 3 | Meeting | | City Council, Garbage Collector, Burn Site |
| City Council to initiate steps to build new boat harbor on Woodley Island | Humboldt Times | MF 10 | 7/6/1961 | 1 | 8 & 9 | Land Use | Woodley Island | Woodley Island, Harbor, Obsolete |
| City Council took final action on authority to eliminate street cars | The Humboldt Times | MF 10 | 10/4/1939 | 1 | 2 | Meeting | | City Council, Final Action, Authority, Street Cars |
| City Council voted to begin proceeding to acquisition of Eureka Water Company | Humboldt Times | MF 10 | 4/16/1913 | 1 | 1 & 2 | Vote | Eureka | City Council, Voted, Eureka Water Company |
| City Council voted to hold a bond election for funding of Mad River Water System | Humboldt Times | MF 10 | 7/28/1934 | 3 | 8 | Bond Election | | Voted, Bonded Indebtedness, Mad River Water System, Pwa |
| City Engr., George Winzler, announced the gravel plant was set up | The Humboldt Times | MF 10 | 5/6/1947 | 1 | 6 | Industry | Singley bar | Gravel, Plant, Industry, Paving |
| city gas well producing steady flow | Humboldt Times | MF 10 | 9/16/1926 | 1 | | Infrastructure-gas well | | City Gas Well, Steady Flow |
| City leased 2 acres for digging well | Humboldt Times | MF 10 | 9/15/1926 | 10 | | land use | | City Leased, Digging Well, City Water Supply |
| City of Eureka purchase lot from Boy's Club | Humboldt Times | MF 10 | 10/15/1957 | 1 | 7 & 8 | Purchase of land | Eureka | Eureka, Purchase, Boy Club |
| City officials attend Trinity Highway celebration | Humboldt Times | MF 10 | 8/4/1923 | 3 | | Opening | Eureka | Eureka Officials, Opening, Celebration, Trinity, Highway |
| City Planning began 1907 | Humboldt Times | MF 10 | 9/14/1930 | 12 | | City Planning | Hartford , Connecticut | City Planning, Hartford Connecticut |
| City Regulations | Humboldt Times | MF 10 | 8/26/1939 | 3 | | Labor | Eureka | Labor, Wages, Eureka |
| City Regulations | Humboldt Times | MF 10 | 8/26/1939 | 3 | | Labor | Eureka | Labor, Wages, Eureka |
| City streets to be graded | Daily Humboldt Standard | MF 9 | 1/21/1896 | 4 | 1 | Road work | | City Fathers, City Council |
| City Supt. of Schools soliciting bids | Humboldt Times | MF 10 | 10/23/1929 | 10 | | Legal Notice | Winship School | City Supt. Of School, Soliciting, Winship School |
| City to condemn land thru Stephen Hill estate's to relocate section of old Arcata road | Humboldt Times | MF 10 | 10/16/1909 | 1 | 7 | Condemn land | Arcata Stephen Hill estate Ryan Slough | Arcata, Stephen Hill Estate, Old Arcata Road |
| City to pave H street | The Humboldt Times | MF 10 | 7/16/1916 | 3 | 3 | Road work | | City, H Street, Pave |
