1. CMS [Christian Medical Society] Log: News from Ray Knighton, Dr. Hemwall, and Dr. Koop Creator: Koop, Charles Everett, 1916-2013Knighton, J. RaymondHemwall, Gus A. Date: [31 January-3 February 1961] Genre: Notes
2. CMS [Christian Medical Society] Log: News from Ray Knighton, Dr. Koop, and Dr. Hemwall Creator: Koop, Charles Everett, 1916-2013Knighton, J. RaymondHemwall, Gus A. Date: [2-17 February 1961] Genre: Notes
3. CMS [Christian Medical Society] Log: News from Ray Knighton, Dr. Hemwall, and Dr. Koop Creator: Koop, Charles Everett, 1916-2013Knighton, J. RaymondHemwall, Gus A. Date: [22-24 February 1961] Genre: Notes