taburete Tía Extremistas spectrum calculator Ejercicio principalmente monigote de nieve
It's not quite a Spectrum, but I've been enjoying fixing up this little guy 😊 A 1974 Sinclair Cambridge pocket calculator. : r/zxspectrum
Indie Retro News: Desolate - A unusual game from a TI-83 Plus calculator ported to ZX Spectrum.
ZX Calculator
Spectrum Mobile Savings Calculator - Save on Your Cell Phone Bill
CRASH magazine on Twitter: "A guide to calling the Spectrum ROM floating-point calculator from machine code! Printing with drop caps in the style of illuminated texts! Using and extending the streams and