Programming in 1967

Handbook for Automatic Computation: Description of ALGOL 60 by Rutishauser, Heinz, Bauer, Friedrich L.

Logik, Automaten, Algorithmen by Rosonoer, L. I., Aiserman, M. A., Gussew, L. A.

Ludwig Wittgenstein: His Place in the Development of Semantics by De Mauro, T.