Posters between the third and fourth floors.

Development of Languages 2002 [©Wired Magazine 2002]

For a quiz on language pioneers look at www.malevole.com/mv/misc/killerquiz/.

Silicon Valley History 2000.

Up on the fourth floor are:

Early Home Computers: Pet, Apple, TRS 80, Osborne, ... ;floor 4 left; Cray display; removed, for memory module see Logic Timeline in basement; Sun Computer display; floor 4 right Apple Computers under construction; floor 4 at Elevators