WPC

A WPC was a female police officer in the 20th century.

River Song posed as "WPC Pond" in 1963 Shoreditch. (AUDIO: An Unearthly Woman)

Both Patricia Haggard (PROSE: The Scales of Injustice) and "Ann Kelso" were WPCS in the 1970s. (AUDIO: The Sinestran Kill)