Show size of worlds mail the international postal union formed by the postal congress held at berne ou on sept 16 15 now extends over orty forty million square miles 0 of territory peopled by one billion one hundred million persons the tha number of 0 pieces of mail handled in 1900 amounted amoun teil to about eighty millions a day twenty nine billions a year the chief terms were letters post cards printed matter and samples the mail routes had an aggregate length ot of miles about twenty times limes the distance of the bartu from the sun |