File:Eveready 9 lives Super Heavy Duty D cell.JPG - Wikimedia Commons
Eveready Battery Company - Wikiwand
The HELIOS perspective on batteries. Long history, powerful future.
Energizer - Wikiwand
Eveready #482 "Mini-Max" "radio B" battery | National Museum of American History
Farmer's magazine (January-December 1920) . Eveready ready for longer nights LONG days have gone, long nightshave come, and every flashlight,for safety sake, for service sake,should be kept filled with a liveEveready Flashlight