Ullrich Trendelenburg Correspondence with Professor Ullrich Trendelenburg, of the Department of Pharmacology, Harvard Medical School and the Institute of Pharmacology of the University of Wurzburg, 1976 - 1978. Topics discussed include: The establishment of the Otto Krayer Lecture in Pharmacology at Harvard Medical School, September - November 1966; Kosterlitz's receipt of the Schmiedeberg-Plakette from the Deutsche Pharmakologische Gesellschaft, March - May 1976; Arrangements for Dr Martin Henseling, a visiting researcher from the University of Wurzburg, to spend four months in Kosterlitz department in Aberdeen, January 1977 - August 1978. 1966 - 1978