Abstract This collection contains published and unpublished information related to the building and sailing of steamboats built in California, Pennsylvania between February 23, 1882 and June 22, 1884. Included are summary information regarding 131 boats built during this time period; freight bills from packets built between 1840 and 1910; excepts from published and unpublished materials on related topics; personal correspondence; and the clothing from a steamboat Captain.