I recovered the Lego Blacktron Message Intercept Base from 1988. Its not 100% recovered because some parts were lost or broken. Set number: 6987 : r/ lego
Lot 187 - A Lego Message Intercept Base 6987,
LEGO 6987 Message Intercept Base : LEGO : Free Download, Borrow, and Streaming : Internet Archive
Lego 6987 Blacktron Message Intercept Base set from 1988! 6987 speed builds & review - RetroKlocki - - YouTube