Letter The author is glad that his paper has roused interest in Ershov and his colleagues and will be published in "Voprosy filosofii" journal; asks for remarks and comments; hopes to meet Ershov in the US Date: 16.04.1967 Original document language: English Authors: Hubert L. Dreyfus Organizations: Univer. of California (Berkeley) Persons: Paul Armer Addressee: Andrei Petrovich Ershov