... high-speed storage units are being developed, and these should eventually ease the problem, but mean- time stop-gap techniques for stretching the ef- fective capacity of existing storage facilities ... tions and criticism. [Mechanical Translation, vol.5, no.2, November 1958; pp. 74-83] The Storage Problem† William S. Cooper, Massachusetts Institute of Technology, Cambridge, Massachusetts ... capacity of existing random-access memory units, has aroused interest in means of conserv- ing storage space. A dictionary, for example, can be considerably compressed, yet at the same time...