The first folder includes correspondence with the Santa Fe Trail Historical Society; pamphlets about Council Grove, historical forts and trails in Kansas, Raton, New Mexico, Santa Fe Trail Historical Society, Mahaffie Farmstead, and Garden City, KS; Santa Fe Trail Symposium materials; Santa Fe trade timeline by Armitage; notes for tour operators by Armitage; maps; bibliographies; Armitage's notes on primary and secondary source readings; photocopies of academic publications; Folio (the newsletter of Patrice Press) Vol 2 No 1, Vol 5 No 1 and Vol 6 No 4; Santa Fe Trail Association Newsletter Vol 4 No 2; magazine clippings; and a history of Fort Leavenworth by Colonel Paul R Davison. The second folder contains newspaper clippings.