Glasgow, Paisley, Kilmarnock and Ayr Railway
The Glasgow, Paisley, Kilmarnock and Ayr Railway (GPK&AR) was a railway in Scotland that provided train services between Glasgow, Kilmarnock and Ayr. It opened its first line, between Glasgow and Ayr, in stages from 1839 to 1840.
Source: Wikipedia — Glasgow, Paisley, Kilmarnock and Ayr Railway (CC BY-SA 4.0)