North Western State Railway

The North Western State Railway (NWSR) was formed in January 1886 from the merger of the Scinde, Punjab & Delhi Railway, the Indus Valley State Railway, the Punjab Northern State Railway, the eastern section of the Sind–Sagar Railway and the southern section of the Sind–Pishin State Railway and the Kandahar State Railway. == History == The military and strategic concerns for securing the border with Afghanistan were such that, Francis Langford O'Callaghan (who was posted from the state railways as engineer-in-chief) was called upon for a number of demanding railway projects, surveys and constructions in the Northwest Frontier.

Source: Wikipedia — North Western State Railway (CC BY-SA 4.0)