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1950’s…
Forest Service
early 1900’s…
Photos are glued to pages in black and white
Antique 1908…
HP Hewlett Packard Audio Oscillator 200B - Vintage WWII Unit No Power AS IS Artists R 1950’s…Rare, Vintage 1939, WWII Navy & Silicon Valley History HP Hewlett Packard Audio Oscillator Model 200B Some history: David Packard and Bill Hewlett founded their company Hewlett Packard in a Palo Alto, California garage, known historically as the birthplace of Silicon Valley. Their first product, the HP 200A Audio Oscillator, based on Hewletts masters thesis, rapidly became a popular piece of test equipment for engineers. In 1939, when the sound
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