On 4/30/19 11:20 AM, William Donzelli via cctalk wrote:
The Sangamo
Electric Co <http://sangamoncountyhistory.org/wp/?p=1410> . manufactured electrical
meters, time switches and sonar and radio equipment, among other items, in Springfield, IL
from the 1890s until 1978.
And a zillion tons of capacitors.
That's where I recognize the name.
--Chuck