Communications of the ACM -- 1959, 9 separate issues of the 1959 volume 2.
ACM, Baltimore MD 1959, var. pagination, double-column text, illustrations, advertisements, News and Notices, ONR Digital Computer Newsletter at rear.
ACM, Baltimore MD 1959, var. pagination, double-column text, illustrations, advertisements, News and Notices, ONR Digital Computer Newsletter at rear.
ACM NY 1959, pp 1 - 54 inclusive, plus advertisements; includes ONR Digital Computer Newsletter as pp 41-54.