Letters from Frank Hinckley to his family 1863-1866
Letters from Elias B. Hinckley to Frank Hinckley 1872-1875
Other family letters 1879, 1895, undated
School reports for Seymer Langley 1914-1925
Facsimile of "Water Record for Mill Creek Water Ditch in the State of California, County of San Bernardino" 1873-1884