Before the mid-1970s, it seemed as if Britain's police forces bought nothing but British cars. Watch any film or TV programme made between 1945 and 1980 and you'll be treated to a veritable feast ...

Before the mid-1970s, it seemed as if Britain's police forces bought nothing but British cars. Watch any film or TV programme made between 1945 and 1980 and you'll be treated to a veritable feast of ...

The color change is a nod to the history of the New York State Police, which used gray until the 1970s, when the color ...