Valve posters & prints

Safety Valve Anonymous

Safety Valve and Whistle Anonymous

Irrigation Valves at Boulder Dam Anonymous

Transmitting valves at Marconi Station in Carnarvon, Gwynedd Anonymous

Anchor Steam #3 Gordon Osmundson

1970s Interior Atomic Power Plant Maze Of Pipes Piping Valves Gauges Nuclear Energy Industry Anonymous

Baker Valve Gear, NN #40 from the Nevada Northern Series Gordon Osmundson

Circulation of the blood, 1628 Unknown

Lead Driver & Valve Gear, AT&SF #3751 from the Railroad Series Gordon Osmundson

Valve Gear, C&O 614 from the Railroad Series Gordon Osmundson

Circulation of the blood, 1628 Unknown

Surface of a valve of a rat heart Anonymous

Surface of a valve of a rat heart Anonymous

Surface of a valve of a rat heart Anonymous

Opening of the Kokaing Water Works Rangoon Anonymous

Kingstown and Dalkey Atmospheric Railway, near Dublin, 1845 Unknown

French Advertisement for Gaz, Utility Service Anonymous

Propane tank Anonymous

Anchor Steam #1 Gordon Osmundson

Heart Icon, 2006 Thisisnotme Thisisnotme

Mechanical Lubricator, AT&SF #3751 from the Railroad Series Gordon Osmundson

Clark Terry Brian Foskett

Vacuum tube for television broadcasting, c. 1933 German Photographer

Cross Section of the Locomotive that is Used at Saint-Germain Anonymous

Believe Jacob de Gheyn II

Poster advertising Dunlop products Unknown

Beggars Carel Allard

A 1914 Valveless 19.9hp Unknown

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Pipelines at Texaco Oil Refinery Anonymous

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Basilica Valvense, Corfinio, L'Aquila, Abruzzo Anonymous

Frazer-Nash 2-seater taking part in a motoring trial, c1930s Bill Brunell