Released in 1981, the Osborne 1 was touted as the first mass-produced, microprocessor-based portable computer, running the CP/M operating system. Despite being noticeably bulkier compared to today’s laptops, with a tiny 5″ CRT monitor, it had a near-revolutionary impact on business professionals, as they were able to take their computer and data with them just about anywhere. This, along with a few other “luggables” were inspired by what was probably the first portable computer, the Xerox NoteTaker. Size wise, the computer could be compared to a portable sewing machine, just portable enough to be carried onto commercial aircraft. Continue reading for eighteen more interesting pictures from around the web.