View of the Powerhouse Museum from the pedestrian bridge

another view of this museum occupying an old power house delivering electircal power to Sydney's tram

View on some Sydney sky-skrapers

A vintage cash register

A robotic man

A prototype robot vacuum cleaner

A pacemaker (at the left)

Famous ALTAIR 8800 from 1975 (i8080 uP)

IBM 7330 magnetic tape unit (1960). One reel contains 730m tape of 1/2 inch width, 7 tracks.

Famous sentence of IBM director Thomas J. Watson