Lantern Slides

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Grand junction water co. water specimen

Grand Junction waterworks Co. print

Grand junction waterworks map

Graphitic pipe from Dartmouth Park Hill

Gravel Engine at Hampton

Green Lanes engine house

Green Lanes filter beds

Green Lanes filter beds

Greens economiser

Greens economiser

Greenwich P.S interior

Greenwich pumping station interior

Growths in gelatine test tubes

Halifax pressure filters

Hammersmith from Barnes

Hammersmith No .13,14 & 15 engine house

Hammersmith No.11 pump

Hammersmith No.11 pump

Hammersmith pumping station exterior

Hammersmith pumping station interior

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