Correspondence with London Directors, officials, contractors and politicians including John Bright relating to the GIPR Bill 1849 and the parliamentary committee on Indian cotton
Correspondence with Bombay Directors, officials and others relating to surveying and construction of the GIPR and Chapman's salary including a forwarding note relating to his salary from Chapman to Lord Wharncliffe, Chairman of the GIPR
Correspondence with Robert Stephenson, Consultant Engineer of the GIPR with associated papers including Report of Robert Stephenson Esquire to the Directors of the Great Indian Peninsular Railway Company (London 1847)