Typescript of a lecture given on May 07, 1971 by Curtis Wilson as part of the Formal Lecture Series. (A revised version, originally entitled "Kepler, Newton and Planetary Motion”.)
Typescript of a lecture by Beate Ruhm von Oppen given in Berlin on July 19, 1993, with summary of main points in English. Entitled "Der Deutsche Widerstand Im Wendejahr 1943".
Typescript of a paper by Beate Ruhm von Oppen presented on March 18, 1970 at The International Scholars Conference on "The German Church Struggle 1933-1945: What Can America Learn?" held at Wayne State University March 15-19, 1970.