Letter, Unknown Author->A.P. Ershov, 12.04.1962
Letter, F. Schwenkel->A.P. Ershov, 17.04.1962
Letter, R. W. Hockney->A.P. Ershov, 25.04.1962
Letter, N. T. Bray->A.P. Ershov, 16.04.1962
Covering letter, J. E. Sammet->A.P. Ershov, 09.04.1962
Letter, N. D. Kazarinov->A.P. Ershov, 10.05.1962
Letter, W. F. Bauer->A.P. Ershov, 11.05.1962The author appreciates Ershov's advice on symposium organization and proposes to speak at the Munich conference
Covering letter, J. W. Hanson->A.P. Ershov, 26.04.1962
Card, G. B. Cook->A.P. Ershov, 21.05.1962
Letter, E. A. Feigenbaum->A.P. Ershov, 12.05.1962informing of the author's nearest working and conference-attending plans
Letter, J. McCarthy->A.P. Ershov, 22.04.1962
Letter, J. Carr III->A.P. Ershov, 18.05.1962
Card, 07.06.1962
Letter, C. W. Dobbs->A.P. Ershov, 28.05.1962
Letter (hand-written), E. Ivanova->A.P. Ershov, 30.05.1962
Letter, R. Goodman->A.P. Ershov, 08.06.1962
Letter, N. D. Kazarinov->A.P. Ershov, 05.06.1962
Letter (hand-written), J. W. Owen->Yu.M. Voloshin, 25.06.1962
Letter, D. Ball->A.P. Ershov, 22.06.1962
Letter, W. Kammerer->A.P. Ershov, 19.04.1962
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