Publisher: Timex Computer Corporation
Author(s): V. C. Corcoran; M. H. Branigin
Date: May 1984
Pages: 360
Programmer and hardware reference manual for the Timex/Sinclair 2068 computer, published in May 1984 by Timex.
The initial run (several hundred copies) were photocopied; a full run of professionally printed and bound paperbacks followed.