This led to women working in areas of work that were formerly reserved for men, for example as railway guards and ticket collectors, buses and tram conductors, postal workers, police, firefighters and as bank ‘tellers’ and clerks. Some women also worked heavy or precision machinery in engineering, led cart horses on farms, and worked in the civil service and factories.
Women work in a flour mill in England during World War I, circa 1915-1918.
A man and women, one holding an American flag, work in an office at the Brooklyn Navy Yard, Brooklyn, New York, July 7, 1917.
Belgian women workers pose for a photograph as they stand in line holding baskets and shovels near a coal mine, 1915.
Two women stand outside the Two Girls Waffle House, 1916.
The Onofrio Cottone family finish garments in a tenement in New York, January 1915. The three oldest children Joseph, 14, Andrew, 10, and Rosie, 7, help their mother sew garments and together they make about $2 a week when work is plenty.
Women scientists (standing) Miss Nellie A. Brown, (seated L-R) Miss Lucia McCollock, Miss Mary K. Bryan and Miss Florence Hedges work at a laboratory, WW1.
A woman street worker sweeps a street in Germany, WW1.
Members of The Women's Radio Corps stand beside an army car, circa February 1919.
Women work in ordnance plants during World War I making fibre powder containers at W.C. Ritchie & Co. ib Chicago, Illinois, circa 1914-1918.
Women wear goggles as they work in the welding department of Lincoln Motor Co., Detroit, Michigan, circa 1914-1918.
Women in the re-taken Somme District work in the fields, circa 1916- 1917.
An African American woman dusts as she works as a porter at a subway station in New York City, United States, circa 1917.
Women work at a laundry, circa 1915.
A policewoman (right) arrests Florence Youmans (left) of Minnesota and Annie Arniel of Delaware for refusing to give up their banners while picketing for women's voting rights outside the White House in Washington DC, June 1917. Arniel was one of the first six suffrage prisoners and served eight separate jail sentences for Watchfire demonstrations.