Traffic-light signalling and operation to a double red light. Tianjin in the People's Republic of China has two very special systems of traffic lights, in use since : One system is where there is a horizontal bar in a specific colour, with the colour changing and the bar shrinking. The shrinking bar indicates the time remaining in that colour. The colour itself is either red (stop), yellow or green (go). A blinking green one-third-full bar means "reduce speed now", and a blinking yellow full-bar indicates "proceed with caution". When lights of this system turn from green to red, the diminishing green bar will flash
Port au Prince (1790 ship) "Port au Prince" on 5 March 1794 Ownership changed in 1796, at about the time she underwent repairs. Her new owner was Lee & Co., and her new captain William Corran (or Curran). He received a letter of marque dated 5 August 1796. Her trade changed to Liverpool – Africa, indicating that she had become a slave ship. A database of slave voyages from Liverpool indicates that in 1797 "Port au Prince" gathered slaves in the Bight of Biafra and Gulf of Guinea islands and delivered them to British Guiana. She sailed from Liverpool on 16 October 1796 and gathered