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 645/1880 - Letter from Dadabhai Naoroji to Sir Louis Mallet, Under Secretary of State for India, dated 12th August 1880, regarding statistics sent to him relating to the agricultural produce of India