The author sends the review about the paper by Vakarelov "Modal logics for knowledge representation systems" intended to be published in the Theoretical Computer Science. ("Where is the article?" has written by the addressee on the letter.)

The author expresses his pleasure from meeting with the addressee in Budapest and informs that there must be two meetings: in the USSR and in the UK by the terms of the agreement between their countries. He asks the addressee to tackle now co-sponsors: the British Counsil in Moscow and the USSR Ministry of Education

After several talks with A.Ershov at the Budapest Congress on Mathematics Education, the author makes a request to the British Council to organize a new round of Anglo-Soviet meetings within the limits of existing links between the two countries. (Copy to A.Ershov)

to the international journal "Computer Standards & Interfaces".

The invitation to join to The Planetary Society.

The ballot is addressed to A.Ershov for voting for president, vice-president and members-at-large of ACM Council in 1988.

11th World Computer Congress will be held from August 28 untill September 1, 1989 in San Francisko, California. (IFIP Congress'89)

A request by Neil D. Jones to send papers on mixed computation.

The author sends a copy of an official letter about International Summer School in May, 1988. He asks an information on a participation and themes of reports.