Interesting to see this article about Tyneside. I only know of one such lamp that has survived in London, in Carter Lane (renamed by some ‘Farter Lane’) near the banks of the Thames – Pete
They were nicknamed ‘fart lamps’ in Edwardian times and caused quite a stink in their day. The gas sewer lamps of North Tyneside were unusual engineering wonders.
The ‘Stinky’ Gas Light Tour: Tyneside’s ‘Fart’ Lamps — Tammy Tour Guide
Pete's Favourite Things 