Covering note (hand-written), 11.01.1961
Covering letter, P. Z. Ingerman->A.P. Ershov, 16.03.1961
Letter, W. Kammerer->A.P. Ershov, 22.03.1961The author sends his translation of the "Algol 60 Report" and hopes it will be useful to Ershov's work
Letter (hand-written), Profer->A.P. Ershov, 08.04.1961
Letter, E. A. Feigenbaum->A.P. Ershov, 01.04.1961The author is interested in Ershov's life and work in Novosibirsk as compared with Moscow, tells of his teaching at the University of California; he is sending the first issue of a Computers Characteristics Chart and offers to send further editions in the future
Letter, R. Goodman->A.P. Ershov, 15.04.1961
Letter, A. Gizetti->A.P. Ershov, 18.04.1961
Letter, J. H. Wegstein->A.P. Ershov, 26.04.1961
Letter, R. Goodman->A.P. Ershov, 05.06.1961
Letter, Captain Maxwell->A.P. Ershov, 23.05.1961
Covering letter, P. Naur ->A.P. Ershov, 12.06.1961
Letter, P. Naur ->A.P. Ershov, 12.06.1961
Letter (hand-written), Xu Kunshi->A.P. Ershov, 03.07.1961
Letter, W. Kammerer->A.P. Ershov, 05.07.1961
Letter, N. D. Kazarinov->A.P. Ershov, 04.07.1961
Covering note (hand-written), R. Goodman->A.P. Ershov, 03.07.1961
Letter, A. Gizetti->A.P. Ershov, 15.07.1961
Letter, I. O. Kerner->A.P. Ershov, 27.07.1961
Letter, B. A. Galler->A.P. Ershov, 26.07.1961
Letter, L. Lukashevich->A.P. Ershov, 10.07.1961
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