| History of the California Assessors | History.doc |
| County: Alameda | Alameda.doc |
| County: Alpine | Alpine.doc |
| County: Amador | Amador.pdf |
| County: Butte | Butte.doc |
| County: Calaveras | Calaveras.doc |
| County: Colusa | Colusa.doc |
| County: Contra Costa | Contra-Costa.doc |
| County: Del Norte | Del-Norte.doc |
| County: El Dorado | El-Dorado.doc |
| County: Fresno | FRESNO.doc |
| County: Glenn | GLENN.doc |
| County: Humbolt | HUMBOLDT.doc |
| County: Imperial | IMPERIAL.doc |
| County: Inyo | INYO.doc |
| County: Kern | KERN.doc |
| County: Kings | KINGS.doc |
| County: Lake | LAKE.doc |
| County: Lassen | LASSEN.doc |
| County: Los Angeles | Los-Angeles.doc |
| County: Madera | MADERA.doc |
| County: Marin | MARIN.doc |
| County: Mariposa | MARIPOSA.doc |
| County: Mendocino | Mendocino.doc |
| County: Merced | MERCED.doc |
| County: Modoc | MODOC.doc |
| County: Modoc (additional history) | modoc.pdf |
| County: Mono | MONO.doc |
| County: Monterey | MONTEREY.doc |
| County: Napa | NAPA.doc |
| County: Nevada | NEVADA.doc |
| County: Orange | ORANGE.doc |
| County: Placer | PLACER.doc |
| County: Plumas | PLUMAS.doc |
| County: Riverside | Riverside.doc |
| County: Sacramento | Sacramento.doc |
| County: San Benito | San-Benito.doc |
| County: San Bernardino | San-Bernardino.doc |
| County: San Diego | San-Diego.doc |
| County: San Francisco | San-Francisco.doc |
| County: San Joaquin | San-Joaquin.doc |
| County: San Luis Obispo | San-Luis-Obispo.doc |
| County: San Mateo | San-Mateo.doc |
| County: santa Barbara | Santa-Barbara.doc |
| County: Santa Clara | Santa-Clara.doc |
| County: Santa Cruz | Santa-Cruz.doc |
| County: Shasta | SHASTA.doc |
| County: Sierra | SIERRA.doc |
| County: Siskiyou | SISKIYOU.doc |
| County: Solano | SOLANO.doc |
| County: Sonoma | SONOMA.doc |
| County: Stanislaus | Stanislaus.doc |
| County: Sutter | SUTTER.doc |
| County: Tehama | TEHAMA.doc |
| County: Trinity | TRINITY.doc |
| County: Tulare | TULARE.doc |
| County: Tuolumne | TUOLUMNE.doc |
| County: Ventura | Ventura.doc |
| County: Yolo | YOLO.doc |
| County: Yuba | YUBA.doc |
| County: El Dorado | Sigwart |
| County: El Dorado | Thorne |
| County: El Dorado | Winner |
| County: Fresno | Greenwood |
| County: Los Angeles | Hahn |
| County: Marin | Dal Bon |
| County: Marin | Shafer |
| County: Mariposa | Lowrimore |
| County: Mendocino | Brown |
| County: Mendocino | Church |
| County: Mendocino | Wells |
| County: Modoc | Hetherwick |
| County: Modoc | Johnson |
| County: Modoc | Lew |
| County: Orange | Jacobs |
| County: San Francisco | Tinney |
| County: Santa Clara | Carlson |
| County: Santa Clara | Pitman letters |
| County: Shasta | Andrews |
| County: Shasta | Harrison |
| County: Shasta | Loftus |
| County: Lassen | Copren |
| County: Siskiyou | Anderson |
| County: Siskiyou | Bontrager |
| County: Solano | Gojkovich |
| County: Sonoma | Lewis |
| County: Yolo | Nicolson |