Information on the next meeting of IFIP/WG 2.2 in Finland, Tampere.

The author has received a letter that is a part of a chain started in Japan. Its purpose is to allow scientists to express their support for the end of the arms race and a start of the nuclear disarmament. The author asks the addressee to write the similar letter to ten further scientists and to send a copy of the letter to Japanese Professor T.Ito. /On the reverse side A.Ershov wrote last names of ten scholars to whom he intended to write such letter./