© Portrait of female apprentice aircraft maintenance engineer with jet engine

© Portrait of apprentice aircraft maintenance engineer with jet engine

© Portrait of apprentice aircraft maintenance engineer with jet engine

© Portrait of female apprentice aircraft maintenance engineer with jet engine

© Portrait of apprentice aircraft maintenance engineer in hangar

© Portrait of apprentice aircraft maintenance engineer in hangar

© Portrait of female apprentice aircraft maintenance engineer in hangar

© Female aircraft maintenance engineer underneath jet with digital tablet

© Portrait of female aircraft maintenance engineer in front of jet engine

© Portrait of apprentice aircraft maintenance engineer in maintenance hangar

© Portrait of foundry worker in brass foundry

© Portrait of foundry worker in brass foundry

© Portrait of apprentice foundry worker in brass foundry

© Portrait of apprentice foundry worker in iron foundry

© Portrait of mold maker in iron foundry

© Portrait of iron foundry worker in iron foundry

© Portrait of iron foundry worker in iron foundry

© Portrait of shirtless athletic man outdoors

© Athletic man flexing biceps in park

© Thoughtful smiling young worker against white background

© USA, New York State , Older man demonstrating how to use wood machine

© Portrait of boy (10-11) before american football match

© High angle view of road amidst arid landscape against sky during sunny day

© Army soldiers with vehicle standing on road against clear sky in city during sunny day

© Portrait of happy woman in graduation gown standing against trees at park