Post and Telegraphs Department
External links
Individuals
Dr. William Brooke O'Shaughnessy (1809-1889) - laid the first telegraph system in Asia in addition to his work as a doctor who discovered a modern treatment for cholera, and introduced cannabis to Western medicine.
Memoir of Surgeon-Major Sir W. O'Shaughnessy Brooke ... in connection with the early history of the telegraph in India by M Adams 1889 Archive.org