35 items. Includes correspondence to Gaddis and others from Edith Gaddis, William Gaddis, Sr., Charles W. Mills, John R. Rand, Anne MacDonald, Andrew W. Contratto, Roy Huffington, Delmar Leighton, Ida Williams Way, James H. Klingelhoefer, R.V. Perry, Charles W. Duhig, A.C. Hanford, Ruth B. and John H. Kingsbury, and others.