Problem of contacts with prof. Makanin is discussed (se also letters of 16.07.79 and 11.03.80).

Request to the comments on the suitability of Dr. A.O.Buda for a post of research associate at Heriot-Watt University.

to the materials sent from University of Aarhus.

Invitation of A.P.Ershov as a panelist at IFIP Congress at Melbourne.

to the parcel containing the book Simula 67 by H.Oktaba, R.Ratajczak.

Information on the death of prof. K.Samelson and suggestion to participate in writing an article in memoriam Klaus Samelson together with other members of Editorial Board of Acta Informatica.

Report by K.Durre and G.Fels has not appeared yet.

Two reprints of papers are enclosed.

Publication of a book dedicated to the 60th anniversary of prof. B.A.Trachtenbrot is discussed. A letter to acad. G.I.Marchuk with request to support this project is enclosed.

Very interesting letter written in reply to A.P.Ershov's paper "Some subjective remarks to actual problems of programming".

The death of Dr.C.Elgot is reported. The problems of publishing "A Festschrift for Professor Trachtenbrot" are discussed. The letter from Dr.Dijkhuis of North-Holland Publishing Company is attached.

to the parcel containing the book by W.Pachelski - Fortran dla maszyn Odra serii 1300.

to BIGRE subscription card.

A possibility of visiting Akademgorodok to discuss parallelism problems with prof. Kotov and to inform of work on CHILL and ADA languages is discussed.

with request to meet in the airport.

The author tells on his future lecture at the Amsterdam Symposium on Algorithmic Languages and asks his addressees' advice on this subject.

Request to confirm the presence at the Banquet of IFIP Congress in Tokio.

to the report "A proof of a theorem of Lipton on Hoare logic and aplications.

Request to send the telegram before departure from Novosibirsk to meet A.P.Ershov in Tokio airpport. Acknowledge to receive Algebra i Logika magazines.

for clarification of the status in standards development activities.