Stock photography, photos: Machine Shop Stock photos of Machine shot in Vermont. USA Photograph: © API Images Click for a larger image and more information Keywords associated with this stock photo: Blue Collar, career, employ, employee, employment, enterprise, Equipment, Factory, Factory Worker, Industrial, Industry, job, Labor, labour, machinery, machines, mechanical, application, applied, vocation,Occupation, operator, output, Production, productive, Working, Working Class, workingman, workingmen, workshop, shop, laboring, labouring, manufactor, manufactoring, making, producing, labor force, business, businesses, product, products,