File R 586/1880 - Correspondence with Thomas Wardle regarding recognition he had received from the Chamber of Commerce of Lyon for his work developing the wild silks of India
File R 594/1880 - Correspondence with Colonel George Pearson regarding his proposal to send a second student to study at the Royal Botanic Gardens at Kew after the completion of the course at the School of Forestry at Nancy and before proceeding to India
File R 636/1880 - Correspondence regarding the transmission of cinchona plants from the Royal Botanic Gardens at Kew to India in the charge of Robert Cross
File R 644/1880 - Correspondence regarding the transmission of cinchona plants from the Royal Botanic Gardens at Kew to India in the charge of Robert Cross
File R 647/1880 - Correspondence regarding a letter from a tea planter to the Calcutta Englishman complaining of the actions of the Chief Commissioner in Assam in granting licenses for the sale of spirits in the province
File R 688/1880 - Papers regarding the experimental manufacture in Britain of quinine and other extracts from bark sent from the Government cinchona plantations on the Nilgiris
File R 707/1880 - Correspondence regarding the transmission to India of cinchona plants from the Royal Botanic Gardens at Kew in the charge of Robert Cross
File R 760/1880 - Correspondence regarding the transmission to India of copies of the report by Dr Aitchison on the collections made by him illustrating the vegetation of the Kuram Valley