1986 REMark Heath Zenith User Group Magazines Computer Advertisements JAN-DEC

1985 REMark Heath Zenith User Group Magazines Computer Advertisements FEB-DEC

1992 REMark Heath Zenith User Group Magazines Computer Advertisements Jan-June

1989 REMark Heath Zenith User Group Magazines Computer Advertisements JAN-DEC

1988 REMark Heath Zenith User Group Magazines Computer Advertisements JAN-DEC

1991 REMark Heath Zenith User Group Magazines Computer Advertisements 1-10/12

1990 REMark Heath Zenith User Group Magazines Computer Advertisements 1-9 11-12

(9) 1988-89 SEXTANT The Independent Magazines Heath Zenith Microcomputer Users