[time-nuts] HP Stories: Battery Chargers, and a fading idolization of HP

[Tom Van Baak]

> Christopher Shawn McGahey's wrote his phd at Georgia Tech on the subject,
> and it sorts a lot of facts from fiction.

"HARNESSING NATURE'S TIMEKEEPER: A HISTORY OF THE PIEZOELECTRIC QUARTZ CRYSTAL TECHNOLOGICAL COMMUNITY (1880-1959)"
https://smartech.gatech.edu/bitstream/handle/1853/28255/mcgahey_christopher_s_200905_phd.pdf
by Christopher Shawn McGahey, Georgia Institute of Technology, May 2009