Correspondence between Dr. Cone and J. Norman Petersen, Paul Sheldon, Russell Meyers, Walker E. Swift, I.M. Tarlov, C. Fred Ferciot, H.B. Shumaker, David Slight, Frederick Tooke, J.F. Fulton, J. Kingsley, Gavin Miller, Charles E. Frosst & Co., R.E. Holmes, William Stewart, A.B. Stearns, Wilder Penfield, W.P. VanWagenen, Lawrence Fairhall, James H. Peers, J. Grafton Love, James C. White, H.G. Grant, F.W.E. Saunders, Armando Ferraro, George Laing, Gordon Norris, E.F. Mahady Company, C.L. Fuller, Everett Lyle Gage, Beverly C. Leech, W.F. Wells, Gerald Jameison, Oscar Stewart, Samueel Weaver, Peter Heinbecker, Wiley Forbus, John Lilianthal Jr. George Tieman & Co., J. Fergus Grant, Nathan Norcross, C.F. Martin, E.S. McDowell, Paul Hayes, H. Douglas Singer, Bauch & Lomb Optical Co., William Bentley, Eric Oldberg, David Miitchell, J.P.S. Cathcart, F.A.C. Scrimiger, William Gibson, Mrs. George B. Myers, Tracy Putnam, Charles Elsberg, Margaret Moag, W.B. Saunders Company, Philip Lewin, M. Abbott, Frank Ingraham, K.C. McKennie, Robert Graves.

Photos (eight sheets) WGP-Norcross, MNI No.78.

1 typed manuscript (final).; Several groups of worksheets.; 3 typed drafts with hand-written amendments.; 2 hand-written cards.; 1 typed speech read in Brussels plus discussion.; 7 pieces of correspondence.; 6 mounted photographs.; 10 unmounted photographs.; 1 covered reprint, added to file Nov. 1978.