This box contains a translation of the Cabrillo voyage log annotated by Miedema; a draft plan and postcards for Heritage Square in Oxnard; a survey of a historic property in Saticoy; maps; photograph of the South Oxnard Branch Library mural featuring Emily Ritchen; newspaper and magazine clippings; a draft environmental impact report on a Sespe Ranch landmark; Colonia Improvement Company deed with notes; notes on a Board of Trustees meeting; Oxnard High School yearbooks for 1905/06, 1923/24-1924/25, 1926/27, and 1981/82; a Hueneme High School yearbook for 1963; a copy of Journal of Jose Longinos Martinez (1961) and The Golden Road (1962), both with notes from Miedema; a copy of The McGrath Story by Elizabeth Leonard and Yvonne Bodle; and Oxnard High School manuals for 1916/17-1917/18, 1920/21-1923/24, 1925/26-1927/28, and 1930/31-1931/32.

Additional materials include a ledger with entries dated April 1910-November 1915 and a box of mementos. It's not clear who the owner of the diary is. The contents of the box include journals, photographs, items related to Miedema's father, clippings, correspondence, Miedema's grade school report cards, and personalized book labels. This box also contains a copy of a University of Southern California study titled Economic Aspects of the Mexican Rural Population in California with Special Emphasis on the need for Mexican Labor in Agriculture (1929) and authored by Lloyd Fellows. The report contains racist language.