| Description | Elswick - album of photographs showing dismantling of purifiers and erection of new urifiers; legend "ELSWICK GAS WORKS Views showing progress of dismantling of 18 small purifiers (34ft 0in x 31ft 8in x 6ft 0in deep) and the erection of the new Set of 5 purifiers (38ft 8in x 33ft 10in x 6ft 0in deep) (dismantling commenced 1st January 1925)" |