Zagatasky's "Procedures in Algol-like Programming Language" Russian and English manuscripts, correspondence
Zagatsky, Bernard A.; Blunn, O. M.
These folders include a heavily edited English translation of Zagatsky's paper, with editing marks, plus the original Russian version, and correspondence about it from Andrei Ershov.
Technical Paper or Note; Correspondence
Mark Halpern papers
Technical papers and reports
Mark Halpern Collection