Invitation to visit the Department of Artificial Intelligence of the University of Edinburgh

Invitation to visit the Computing Center of the University of Essex

Request to choose the dates for the visit in case of being not able to come on 13-19 October 1975

Invitation to visit IBM UK Laboratories

where Ershov informs that his trip has been put on the list of the Academy of Sciences foreign trips and gives his view on the trip's organization

where Ershov informs that his visit is definitely coming about and that he plans to give a lecture on the BETA project

Invitation to the BCS Annual Dinner to be held on 1st October

Request to confirm the visit's dates and itinerary

to the telegram being forwarded

containing the details of the visit; request to comment on the itinerary ASAP

approving the itinerary; several lecture topics for choice

Official instruction to send A.P. Ershov on assignment to Moscow for the trip to England

in reply to the letter of 26.01.1977: the promised booklet is being worked on; in order to publish the lectures given by Ershov on his British tour, an official letter of request is needed

addressed to everybody on official mailing list about Ershov's trip to England; the final itinerary is enclosed

with apologies for being so long in writing; gratitude for visiting the BCS London Branch, interesting speach and the books

informing of being ready to switch the visit from USA to UK for the highest respect to the honour given Ershov by BCS

discussing the meetings and talks during Ershov's future visit to the UK