In 1978, when Microsoft was three years old and based in Albuquerque, New Mexico, there were only a dozen people working for the company - compared with the current number of almost 90 000 employees worldwide.
Left Microsoft in 1980 and has worked in the technology sector ever since.
Left Microsoft in 1983. Died in 2002.
Left Microsoft in 1985. Stills works in software.
Middle row from left to right:
Had worked for NASA before joining Microsoft and was the oldest member of staff in the photograph. Left Microsoft in 1983 but stayed within the hi-tech sector.
Responsible for organising the photo session. Left Microsoft in 1981. Is a member of the family responsible for Cabbage Patch dolls.
Generally credited with being Microsoft's first salaried employee. Left the company in 1984 because "it was getting too big" but returned to work there later.
Left Microsoft in 1993. Is now involved with various environmental causes.
Front row from left to right:
Co-founder of Microsoft. Was 23 years old when the photograph was taken. Stands down from day-to-day control of Microsoft on 27th June 2008 but remains Chairman indefinitely.
Left Microsoft in 1983. Has since worked as a journalist.
Left Microsoft in 1980. Lives just outside Seattle.
School friend of Gates, joint founder of Microsoft and one of the Microsoft billionaires. Withdrew from full-time involvement with the company in 1983 when he was diagnosed with Hodgkin's disease. Now engaged in a range of new enterprises from space exploration to bio-sciences.
'Mama' takes part
The original photograph should also have featured Miriam Lubow, the office secretary who was affectionately known as the Microsoft "Mama", as she was the oldest employee of the company.
Former office secretary Miriam Lubow joins the rest of the original Microsoft 'family'
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