https://archive.org/details/bcs-stug/BCS%20Sinclair-Timex%20User%20Group%20Newsletter%20v1%20n6/page/n4?view=theater
Boston Computer Society - Sinclair Timex User Group Newsletter : Free Download, Borrow, and...
Newsletters of the Sinclair/Timex User Group, a subgroup of the Boston Computer Society.
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