(1) Errata to “The Reliability of Dependent Parallel or Stand-by N-unit Redundancies,” Opns. Res.16, 1068–1083 (1968) by Joseph J. Eiss; (2) Erratum to the Letter to the Editor on “The Multidimensional Assignment Problem,” Opns. Res.16, 422–431 (1968) by William P. Pierskalla.