In the sky over the sea, a single-engine british fighterIn the sky over the sea, a single-engine British fighter
Drawing of the soviet ant-25 single-engine aircraft in the skyDrawing of the Soviet ANT-25 single-engine aircraft in the sky
A steam locomotive on a railway bridge among snow-capped mountainsA steam locomotive on a railway bridge among snow-capped mountains
Black and white snapshot of engine parts and spare partsBlack and white snapshot of engine parts and spare parts
American armored, single-seat, twin-engine thunderbolt attack aircraft in flightAmerican armored, single-seat, twin-engine Thunderbolt attack aircraft in flight