Lantern Slides

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Thames natural flow Mar. 1921 - Jan. 1922

Thames natural flow Mar. 1921 - Jan. 1922

Thames storage required 1899-1921 chart

Thames storage required 330mgd 1883 - 1941

Thames storage required 330mgd flow 1921

Thames storage required 33mgd flow 1921

Thames summers of low flows chart

Thames summers of low flows chart

Thames supply diagram

Thames Valley rainfall Nov. 1932 - Dec 1935

The Clarks Well 1880

The clerks well at Clerkenwell

The Forth Bridge

The Great Pyramid

The injector

The mouse lightship

The pay window

The Royal stand at Chingford

The wilderness on the New River

The Wilderness, New River

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