Trees Keultjes
She worked as a typist. In 1953 three female officers were hired, the first ever female Dutch police officers. There was a lot of media attention of her first public appearance. The other two female colleagues had to quit when they got married, Keultjes remained unmarried and continued to work as a policewoman, but later as a detective. As the first female agent, she maintained media interest. For instance after her 25 years of service in 1978, she had a main interview for Trouw in 1999.