The Jack Family Papers (circa 1860-1969 with bulk dates of 1860-1915) contain correspondence, business records, and photographs relating to the Jack Family of San Luis Obispo, California. Collection is unarranged. More information available at: https://oac.cdlib.org/findaid/ark:/13030/c8rn36k4
Whitsel complains about the state legislators and discusses political issues
Stow informs that Jack has iron and copper, and magnetite on his property.
Letter stating the interest of Stateler and a friend in a potential oil field Jack found somewhere between Coalinga and McKittrick districts. Letter written on Northern Pacific Railway Company letterhead with advertisement on reverse.
Signed D.W. Robinson? - most of the content relates to his business
Hollister requests Jack to perform political 'missionary work' on his behalf
Agreement for Gleason to mine on the hill and in exchange give Jack one tenth of any gold or other minerals extracted
Alaska Grubstake Proposition Gold bearing sands in Alaska, Seward Peninsula
Letter from Howard V. Jack to his father Robert Edgar Jack regarding cattle business, March 28, 1910.