Wrexham was the largest town served by the Cambrian .
The Wrexham and Ellesmere Railway 12.75 miles ( 20.52 km ) ; opened in 1895 .
Wrexham was the largest Wrexham served by the Cambrian .
The Wrexham and Ellesmere Railway 12.75 miles ( 20.52 km ) ; opened in 1895 .