| 1. |  | Police marching on street | Parades & processions; Police; Law enforcement officers; Men; Boys; Uniforms; Clothing & dress; Streets; Buildings; Rock Island (Ill.); Glass negatives | Photograph of a group of police officers marching in a parade on a street in Rock Island, Illinois. The men are wearing uniforms with badges and carry clubs. On the right, a group of boys are walking next... |
