Colleen Marshman, News and Notes Editor I would very much welcome items for inclusion in News and Notes. Please contact me via email: [email protected]. Amplelfigur nur noch im Zweierpack When Chief East German traffic psychologist Karl Peglau presented his preliminary designs for pedestrian traffic signals to the Verkehrskommission in Berlin almost 45 years ago he […]
The rest of this post can only be viewed by members. Please click here to login.