
Collection of Evidence and Preservation of the Scene 119
Private investigators working in civil or criminal matters usually become adept photographers.
However, since they frequently are not on the scene as early as public law enforcement investigators,
cooperative arrangements and relationships with public police are mandatory. “Probably more pic-
tures for use in court are obtained from police photographers than any other source. Almost every
police department is equipped with some photographic equipment, a camera or two at least, and in
a city of any size, you will nd a police photographic laboratory. Patrol cars are often equipped with ...