Glass Plate Negatives Series 2 - 1909 - 1959

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Walton filter tank, materials

Walton filters 60" inlet pipe in trench

Walton filters brick ballast etc. in No.1 filter

Walton filters brickwork at north west corner of filter No.3

Walton filters candy filters from west end

Walton filters candy filters from west end

Walton filters candy filters reinforcement

Walton filters candy filters reinforcement

Walton filters candy filters reinforcement

Walton filters delivery pipe across intake channel

Walton filters extension south west view

Walton filters extension, bed No.10 central channel

Walton Filters extension, contact tank reinforcement

Walton Filters extension, contact tank reinforcement

Walton filters filter No.2 ballast and sand filling

Walton filters foundations of primary filters, Paterson

Walton filters general view from reservoir bank

Walton filters general view from reservoir bank near valve tower

Walton filters general view of primary and secondary beds from reservoir bank

Walton filters general view of south west corner

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