| Description | Includes: - an original contract between Ralph Heaton & Sons and the government of Serbia to supply nickel francs, August-September 1884 - a testimonial from Serbian government to the work of Ralph Heaton & Sons, October 1880 - correspondence between Ralph Heaton & Sons and Oeschger Mesdach regarding the above contract, August – November 1879 - a certificate from the Deputy Master of the Royal Mint, London under whose supervision the coinage was executed, December 1878. |