A single line was converted to dual gauge in 1868 to allow P&T trains to reach, but it wasn't until 1872 that full through running between the two routes was possible with the conversion of the main line to standard gauge.
A single line was converted to dual gauge in 1868. This was to allow P&T trains to reach. It wasn't until 1872 that full through running between the two routes was possible with the conversion of the main line to standard gauge.