Restoring a mouldy ZX Spectrum micro computer from the '80s - YouTube
The Sinclair ZX Spectrum is 40 years old - BeyondGames.biz
Sinclair ZX Spectrum +3 personal computer, launched in the UK in 1987. It was the first Spectrum model to feature a built-in 3 inch floppy disc drive Stock Photo - Alamy
Meet the ZX Spectrum, a breakthrough home computer of the '80s - CNET
Exploring the ZX Spectrum's glorious rebirth as a gaming keyboard | Engadget