Manual Labor Bank Note
American Philosophical Society
Ground Crew Worker At Chicago Airport #4
Jim West
Technology Replacing Doctors
Ritsch + Renn / Science Photo Library
Girl Ploughing
Library Of Congress/science Photo Library
Women Carrying Produce
Tony Camacho
Olive Harvest
David Parker/science Photo Library
Olive Harvest #3
David Parker/science Photo Library
Olive Harvest #4
David Parker/science Photo Library
Olive Harvest #1
David Parker/science Photo Library
Healthcare Reform Campaign #1
Jim West
Oil Workers' Accommodation
Jim West
Edible Marijuana Products Factory #2
Jim West
Road-building In Mexico
Jim West
Truck Assembly Production Line #1
Jim West
Marijuana Products Factory #3
Jim West
Ground Crew Worker At Chicago Airport
Jim West
Car Transmission Assembly Line
Jim West
Hazardous Materials Cleanup Training
Jim West
Ford Focus Assembly Line
Jim West
Hazardous Materials Cleanup Training #1
Jim West
Automobile Engineering Research
Jim West
Car Production Assembly Line
Jim West
Weighing Harvested Oysters
Jim West
Hazardous Materials Cleanup Training #3
Jim West
Weighing Harvested Oysters #1
Jim West
Picking Olives
Photostock-israel
Car Assembly Production Line #6
Jim West
Car Dashboard Assembly Line
Jim West
Grape Vines Being Tended In Vineyard
Jim West
Car Assembly Production Line #9
Jim West
Car Production Assembly Line #3
Jim West
Car Production Assembly Line #4
Jim West
Worker Using Laptop In A Factory
Jim West
Edible Marijuana Products Factory
Jim West
Car Dashboard Assembly Line #1
Jim West
Miners Rally Against Coal Burning Limits #1
Jim West
Automobile Engineering Research #1
Jim West
Car Production Assembly Line #6
Jim West
Harvesting Watermelons #1
Jim West
Railway Track Maintenance #2
Jim West/science Photo Library
Traditional Nigerian Industry
Schomburg Center For Research In Black Culture/new York Public Library
Hazardous Materials Cleanup Training #5
Jim West
Car Dashboard Assembly Line #3
Jim West
Car Transmission Assembly Line #4
Jim West
Car Assembly Production Line #21
Jim West
Car Dashboard Assembly Line #4
Jim West
Ground Crew Worker At Chicago Airport #1
Jim West
Bourbon Bottling Production Line
Jim West
Farm Workers Applying Pesticide #1
Jim West
Ground Crew Worker At Chicago Airport #3
Jim West
Cement Mixing For Road-building #2
Jim West
Miners Rally Against Coal Burning Limits #2
Jim West
Commercial Oyster Processing #2
Jim West
Miners Rally Against Coal Burning Limits #3
Jim West
Car Assembly Production Line #25
Jim West
Edible Marijuana Products Factory #3
Jim West
Chevrolet Volt Assembly Line #5
Jim West
Road-building In Mexico #1
Jim West
Road-building In Mexico #2
Jim West
Car Transmission Plant #3
Jim West
Bupivacaine Anesthetic Drug Molecule
Molekuul
Jeep Assembly Line
Jim West
Grape Vines Being Tended In Vineyard #2
Jim West
Ford Focus Assembly Line #5
Jim West
Jeep Grand Cherokee Assembly Line #4
Jim West
Commercial Oyster Processing #3
Jim West
Automobile Engineering Research #3
Jim West
Car Assembly Production Line #31
Jim West
Car Assembly Production Line #32
Jim West
Tomato Growing #4
Jim West
Ford Focus Assembly Line #8
Jim West