00370nam a2200133 a 4500008004100000020001500041050001800056245003200074246005700106250001200163260003200175300002000207350000900227120416s1969    ||||||||||||||||| ||    u  a0442781679  aTK 7888.3 Bur10aDigital computer principles  aBurroughs Corporation. Technical Training Department  a2nd ed.  aNew YorkbMcGraw-Hillc1969  aix,578p. : ill.  a0.00