In 1946 only 1 out of every 3 Irish homes had electricity.
Between 1947 and 1965 almost 300,000 homes were connected.
Photos of visitors to the construction site of our unique pumped-storage hydroelectric station in the Wicklow mountains.
View our gallery of rare photos from the days of Rural Electrification.
1960s photos from various ESB exhibits at the RDS.
A 1955 pop up shop & some fabulous photos from the Switch On ceremony.
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