6 April 1893 The opening of the Liverpool Overhead Railway (known locally as the Dockers' Umbrella). It was the first electric elevated railway.
Liverpool Overhead Railway electric units, article from Wikipedia     https://en.wikipedia.org/wiki/Liverpool_Overhead_Railway_electric_units
Liverpool Overhead Railway (old video) https://www.youtube.com/watch?v=2xg0EAJ7OAk


LIVERPOOL ELEVATED RAILWAY   - The Mersey Rigger,       https://www.youtube.com/watch?v=uTAaMgbhPVE
THE DOCKERS’ UMBRELLA  - Michael Rimmer       https://www.youtube.com/watch?v=Z-3TxwTmeDE
THE DOCKERS’ UMBRELLA  - ebomagic       https://www.youtube.com/watch?v=Zd5pdNQMQRE