calder Hall clock
‘So quickly have we learned to accept the pace of modern development that we have been in danger of losing our sense of wonder.
That sense has been dramatically restored by the advent of the atomic age’
- Her Majesty The Queen at the official opening of Calder Hall in 1956
The clock in the photo showing kilowatt hours of nuclear electricity began and continued to go backwards for some time, taking power out of the grid not putting it in.