John Caspar Leyden was a Scottish poet, indologist and folklorist.
Portrait of Dr. John Leyden by W. and A.K. Johnston, National Galleries of Scotland
The India Government Mint, Kolkata was first established in 1757, and was located in a building next to the Black Hole in the old fort – where the GPO stands today. It was called the Calcutta Mint and
John Leyden
…of Java in 1811. In his letter to Olivia Raffles, dated 22 October 1810, he revealed that he had been promoted to the position of Assay Master at the Calcutta Mint. He had also settled with Raffles he would be appointed Secretary when Raffles was the Governor of Java. In 1811, Leyden joined Lord Minto and Stamford…
Two silver rupee coins from the Bengal Presidency, during the reign of Shah Alam II in Company Raj, minted in old Calcutta Mint.
The Old Silver Mint house at 60 Strand road, Kolkata, now occupied by the CRPF.
Reverse of the 1835 One Rupee coin, struck in the name of King William IV of England, minted in Calcutta.