for an abstract of the paper by A.P. Ershov and B.N. Ostrovsky

with information about A.P. Ershov and B.N. Ostrovsky

a typed copy of the paper abstract

a typed copy of information about A.P. Ershov and B.N. Ostrovsky

a hand-written variant of the paper

"On Mixed Computation: Informal Account of the Strict and Polyvariant Computational Schemes" (fair copy)

a typed copy of the paper by A.P. Ershov and B.N. Ostrovsky

a hand-written draft of the paper to the Russian journal "V mire nauki" ("Scientific American" translated into Russian)

a typed rough copy of the paper, revised

a typed Russian variant of the paper to "V mire nauki"

to the paper to "V mire nauki"

hand-written drafts of the pictures and inscriptions to them

of guests -- representatives of the American and Soviet publishers of the journals "Scientific American" and "V mire nauki", respectively

with a suggestion to A.P. Ershov to write a paper to the journal "V mire nauki"

for writing a paper to "V mire nauki"

of the paper "Correctness of mixed computation in Algol-like programs"

preparatory material to algorithmization of mixed computation

an attempt to construct a connected program (not finished and put off till fresh ideas appear); a recursive scheme of mixed computation (a connected fragment)

an attempt to construct a connected program (not finished and put off till fresh ideas appear); a recursive scheme of mixed computation (rough pieces)