Letter, F. L. Bauer ->A.P. Ershov, 22.09.1975
Letter with attachment, J. T. Schwartz->A.P. Ershov, 22.09.1975
Letter, W. A. Wulf->A.P. Ershov, 22.09.1975
Letter, E. G. Coffman->A.P. Ershov, 02.10.1975
Letter, M. Miyakawa->A.P. Ershov, 03.10.1975informing of the final decision to fly with daughter and wife through Moscow, and thanking for help
Letter, N. J. Lehmann->A.P. Ershov, 01.10.1975Thanks for the invitation to the Symposium, which proved to be very interesing; sends the paper manuscript corrected according to Springer publishing rules
Letter, B. L. Marks->A.P. Ershov, 29.09.1975
Telegram, F. L. Bauer ->A.P. Ershov, 28.10.1975
Covering letter with attachment, Haenel->A.P. Ershov, 10.09.1975
Letter, Z. Pawlak->A.P. Ershov, 30.10.1975
Letter, 01.07.1975(?)
Letter, F. L. Bauer ->A.P. Ershov, 30.10.1975
Card, 29.10.1975With Compliments.
Letter, A. Mazurkiewicz ->A.P. Ershov, 31.10.1975
Covering letter, S. D. Kauffman->A.P. Ershov, 01.10.1975(?)
Letter, 17.10.1975
Letter, A. Peters->A.P. Ershov, 29.10.1975
Letter, O. Ball->A.P. Ershov, 15.11.1975
Letter, E. G. Coffman->A.P. Ershov, 04.11.1975
Letter, Merkel->A.P. Ershov, 04.11.1975
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