Internationale Medizinische Woche in der Schweiz, 1935 Correspondence inviting Dale to attend the International Medical Week in Switzerland; conference literature; correspondence re publication of Dale's lecture on 'Die Pharmakologie des Mutterkorns' [The Pharmacology of Ergot]; copies of discussions on the lecture by Von Arthur Stoll and E Rothlin, with Dale's response; reprint of lecture 1935