Logotype of the former <a href="https://en.wikipedia.org/wiki/Connecticut_Light_%26_Power_Company" class="extiw" title="w:Connecticut Light &amp; Power Company">Connecticut Light &amp; Power Company</a>, folded into Northeast Utilities in 1965, now part of <a href="https://en.wikipedia.org/wiki/Eversource_Energy" class="extiw" title="w:Eversource Energy">Eversource Energy</a>.
Connecticut Light &amp; Power Company
Digitally traced from enamel pin