DescriptionMonthly and bimonthly magazine for technical users, formerly titled "Modern Data" (see separate database record). Incomplete run; extent uncertain. Most issues are from lot # X5201.2009. Four issues previously inventoried have been misfiled; cannot be found.
1975 - earlier: none;
1976: Jul, Sep, Oct;
1977: Jan, Mar, Apr, Jul, Oct, Nov/Dec;
1978: have all except Dec;
1981: have all except Aug;