The Sinclair ZX Spectrum: As seen in Tezza's classic computer collection - YouTube
Spotters Guide to the Sinclair ZX Spectrum - Retro Games Collector
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
A History of Vintage Electronics: The Game-Changer ZX Spectrum Celebrates Its 38th Anniversary
The Sinclair ZX Spectrum is 40 years old - BeyondGames.biz
Blend Swap | Sinclair ZX Spectrum 48K Computer
Exploring the ZX Spectrum's glorious rebirth as a gaming keyboard | Engadget