HP Little Garage

From its very humble beginnings to now one of the biggest technological international companies.
HP(Hewlett-Packard) started one of the ongoing silicon valley since 1939 in its garage at Palo Alto is being preserved. It was featured in the BBC website. From HP official site:
Briefly: Stanford University classmates Bill Hewlett and Dave Packard company's first product, was an audio oscillator—an electronic test instrument used by sound engineers. One of HP's first customers was Walt Disney Studios, which purchased eight oscillators to develop and test an innovative sound system for the movie Fantasia.

HP Garage Article at the BBC

Official HP Garage History

Note also in the HP historical site, there are chronologically order of technological gadgets like calculators, computers and printers are shown on the site.

HP(Hewlett-Packard)is trademarked by Hewlett-Packard.