Men work inside a building in the United States. Men working on machines. They work with the help of various tools and equipment.
Two boys of late high school or college age discuss a math problem in a classroom in the United States. A boy writes on a black board. Other student standing nearby. They discuss the problem.
Interior of a chemist laboratory, pharmacy, or apothecary. Young men and women chemists working in the laboratory. Various instruments and equipment kept on tables and in racks. Pharmacists stand at separated booths preparing prescription drugs using mortar and pestle. A woman approaches a pharmacist and presents a prescription note from a doctor, which the chemist views.
Men and women working in a building in the United States. Interior of the building. Men and women making chewing gums. They work on various equipment. Trays on a table. Women standing nearby and working.
Occupational training for recovering and disabled U.S. soldiers in the United States after World War 1. Exterior of a building. A vehicle driving past on a street. Trainees in an automobile shop. Man with crutch under arm fixes an electrical outlet. Veterans participate in a orchestra and band rehearsal. Other men working. They install electrical wiring in a building under construction.
Coal mining in the United States. Miners operate a manual coal drill. They use picks and crowbars to break coal from a coal seam. The miners load coal cars with hand shovels. They ride the loaded coal cars. A miner shoes a mule. A powerful steel cable hauls the cars to the surface. Loaded coal cars raised to the top of the elevator. They are emptied into a chute.
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