"The Tetons and the Snake River" (photographed by Ansel Adams in 1942); public domain image on Wikipedia.
Official State Historical Society of California
The California Historical Society (founded in 1871) was officially recognized as a symbol of California in 1979. All Cultural Heritage Symbols
The California Historical Society's mission is; "... to engage the public’s interest and participation in collecting, preserving, and presenting art, artifacts, and written materials relevant to the history of California and to support historical research, publication, and educational activities."
The Historical Society contains a collection of manuscripts, posters, printed ephemera, books, maps, and pamphlets, and features works by photographers Eadweard Muybridge and Ansel Adams. The Society also publishes an academic journal: "California History."