Letter, A.P. Ershov->E. G. Coffman, 02.06.1975
Letter, A.P. Ershov->J. T. Schwartz, 03.06.1975
Telegram, A.P. Ershov->M. C. Ashill, 04.06.1975
Reference, 05.06.1975
Letter, A.P. Ershov->M. M. Lehman, 05.06.1975
Telegram, A.P. Ershov->S. Kh. Buchvarov, 09.06.1975
Letter, A.P. Ershov->L. Iliev, 09.06.1975Thanks for assisting A.Buda in his work on PhD thesis; proposal to form a working group for coordination of joint research in methods of program consrtruction and testing
Letter, A.P. Ershov->B. Sendov, 09.06.1975considerations on collaboration in system programming
Letter, A.P. Ershov->A. Peters, 13.06.1975
Letter, A.P. Ershov->J. McCarthy, 16.06.1975Proposal to visit Novosibirsk right after Tbilisi conference and take part in a small symposium on programming languages
Letter, A.P. Ershov->K. Prendergast, 16.06.1975
Letter, A.P. Ershov->R. A. McLaughlin, 17.06.1975
Telegram, A.P. Ershov->J. P. Ayrault, 20.06.1975
Telegram, A.P. Ershov->L. Bolliet, 20.06.1975
Telegram, V. E. Kotov->P.H. Winston, 20.06.1975
Letter, A.P. Ershov->P. Branquart, 26.06.1975
Telegram, A.P. Ershov->P. Grylka, 24.07.1975
Letter (hand-written), A.P. Ershov->M. C. Ashill, 11.08.1975explaining the reasons for not being able to come to England this year; the nearest possible time is 1976
Letter, A.P. Ershov->N. Metropolis, 22.07.1975
Telegram, A.P. Ershov->J. McCarthy, 20.08.1975
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