Women Employment 24 World War, 1939-1945 10 Defense industry 9 African Americans 6 Education 6 War rallies 5 more ... Boat & ship industry 4 Organizations 4 Parades & processions 4 Recruiting & enlistment 4 Sports 4 Aircraft industry 3 Athletes 3 Economic & industrial aspects 3 Launchings 3 Military service 3 Oaths 3 Pickets 3 Police 3 Political activity 3 Railroad employees 3 Sewing 3 Strikes 3 Vocational education 3 Aeronautics 2 Agriculture 2 Air bases 2 Air pilots 2 Aircraft 2 Airships 2 Boat & ship industry strikes 2 Boats and boating 2 Bombs 2 Communication devices 2 Defense industry strikes 2 Disaster relief 2 Grain elevators 2 Local transit 2 Marine terminals 2 less ...