From Graces Guide
Campbell Thomson ( ?-1924)
"The Late Mr. Campbell Thomson — A prominent Indian railway engineer, Mr. Campbell Thomson, died at the age of 78 years, at Tunbridge Wells on October 13. He entered the Indian Public Works Department in 1869, and after obtaining a valuable experience of railway work in Bengal, he was appointed (executive engineer in 1880. After fourteen years’ service in this capacity he was promoted superintending engineer. Further responsibilities were given him in 1898, when he was appointed Deputy Engineer-in-Chief of the Southern section of the North Western Railway. The following year Mr. Campbell Thomson was . made chief engineer of - the whole system, consisting of 5,000 miles of track, and this post he held until he retired in 1909."