Letter Thanks for the postcard and the issue of "Family news" that vividly reminded Ershov of a similar effort of his own son when he was 14. Telling of his plans to visit USA for a month and meet his old friends Date: 14.04.1978 Original document language: English Authors: Andrei Petrovich Ershov Persons: Vadim E. Kotov, Don Aufenkamp Addressee: Jack Bonnell Dennis
