Police map operator
Police map operator plotting the position of various police units on a large table map of london. Exact positions are found using the table magnifying glass. Different counters refer to different types of units or incidents of note
Picture No
10425160
Media ID
47519179
Size
5768px x 4055px
(1.8MB)
Credit
©Metropolitan Police Authority/Mary Evans
Source
Unattributed photograph
Date
circa 1930s
