Biological Process Collection

Gears and cogs in the clockwork of a historical pendulum clock, detail, regulator

Thick storm clouds gathering over a field of rye with power poles, Bavaria, Germany, Europe

King Penguins, Aptenodytes patagonicus, in a bird colony on South Georgia Island, on the Falkland islands

Alexandra Palace
The transmission mast above the BBC wing of Alexandra Palace, north London, 20th August 1946. (Photo by Topical Press Agency/Hulton Archive/Getty Images)

Old Roman mill
Illustration of a old Roman mill

Helicopter in flight, and diagram of rotor blades

Digitally generated illustration of car transmission and axle

Illustration of radio transmission and reception, from microphone to speaker

First Live Transatlantic TV
23rd July 1962: The first transmission with six monitors to Europe of television programmes from America via the Telstar satellite. (Photo by Midge Aylward/Keystone/Getty Images)

Gear

Transmission gears

King Penguins, Aptenodytes patagonicus, in a bird colony on South Georgia Island, on the Falkland islands

King Penguins, Aptenodytes patagonicus, in a bird colony on South Georgia Island, on the Falkland islands

King Penguins, Aptenodytes patagonicus, in a bird colony on South Georgia Island, on the Falkland islands

All Professionally Made to Order for Quick Shipping