1. 
   Mail coach
   In Great Britain, the mail coach or post coach was a horse-drawn carriage that carried mail deliveries, from 1784. In Ireland, the first mail coach began service from Dublin in 1789. The coach was drawn by four horses and had seating for four passengers inside. Further passengers were later allowed...
   Found op http://en.wikipedia.org/wiki/Mail_coach
   
   
2. 
   mail coach
   reliable carrier of the mail and a limited number of passengers, replaced mid-nineteenth century by the railroad.
   Found op http://charlesdickenspage.com/glossary.html
   
   

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