Tags Posts for peninsula

  • 1895_Geological_map_of_the_San_Francisco_Peninsula_01_vcly

    1895 Geological map of the San Francisco Peninsula

    April 13, 2022 | geological

    This original 1895 geological survey map was part of a report published eleven years before the Great Quake of 1906. You can see the San Andreas fault line as it cuts through the peninsula. 13″ x 9.5″ to neat lines. …..

  • Original_1895_USGS_map_San_Francisco_San_Francisco_Peninsula_01_jxf

    Original 1895 USGS map San Francisco & San Francisco Peninsula

    November 16, 2020 | original

    1895 Geological Map of San Francisco Peninsula By Andrew C. This beautiful 1895 Geological Map of the San Francisco Peninsula by Andrew C. Lawson, depicts five classes of rock: Montara granite, Franciscan Series, Pliocene & Pleistocene, Serpentine; and Alluvium and …..