Historical note: Organized by missionaries of the American Sunday School Union, in cooperation with all evangelical agencies in rural counties, the Sulphur Springs Valley Convention was a semi-annual event in Cochise County during at least the dates of this ledger, 1911 to 1936. The location varied and included locations such as Pearce, Ash Creek, Rucker School, Tombstone, and White Water. Missionaries include Rev. Albert Stewart.
From the description of Convention minutes ledger, ca. 1911-1936. (Arizona Historical Society, Southern Arizona Division). WorldCat record id: 318917907