![1930, historical, Czech policeman in town square in Cheb (Eger) in the Sudetenland, in pre-ww11 Czechoslovakia, with traditional helmet and tunic Stock Photo - Alamy 1930, historical, Czech policeman in town square in Cheb (Eger) in the Sudetenland, in pre-ww11 Czechoslovakia, with traditional helmet and tunic Stock Photo - Alamy](https://c8.alamy.com/comp/G9WEJT/1930-historical-czech-policeman-in-town-square-in-cheb-eger-in-the-G9WEJT.jpg)
1930, historical, Czech policeman in town square in Cheb (Eger) in the Sudetenland, in pre-ww11 Czechoslovakia, with traditional helmet and tunic Stock Photo - Alamy
![1930s Washington D.C. Policeman - Metropolitan police officer. Washington, D.C. ca. 1932 Stock Photo - Alamy 1930s Washington D.C. Policeman - Metropolitan police officer. Washington, D.C. ca. 1932 Stock Photo - Alamy](https://c8.alamy.com/comp/W2HC7G/1930s-washington-dc-policeman-metropolitan-police-officer-washington-dc-ca-1932-W2HC7G.jpg)
1930s Washington D.C. Policeman - Metropolitan police officer. Washington, D.C. ca. 1932 Stock Photo - Alamy
![Detroit, Michigan. Police officers removing sit-down strikers from the Yale and Towne Manufacturing plant | Library of Congress Detroit, Michigan. Police officers removing sit-down strikers from the Yale and Towne Manufacturing plant | Library of Congress](http://tile.loc.gov/storage-services/service/pnp/cph/3c00000/3c06000/3c06900/3c06935r.jpg)
Detroit, Michigan. Police officers removing sit-down strikers from the Yale and Towne Manufacturing plant | Library of Congress
![1930's) My great, great uncle was a police officer in Louisville, KY. But the real star of the photo is that dog. : r/OldSchoolCool 1930's) My great, great uncle was a police officer in Louisville, KY. But the real star of the photo is that dog. : r/OldSchoolCool](https://i.redd.it/t6k7s650lvvz.jpg)