Rea, A. H. Longhurst, Robert Sewell, James and Walter Elliot were associated with excavations. Rea was a British archaeologist who worked in South British India. He is known for a sarcophagus from the hillocks of in Tamil Nadu. Henry Longhurst was a British archaeologist and historian, working in India and Ceylon. Longhurst the brother-in-law of Sir John Marshall, the of the Archaeology Survey of India In October 1913 he was appointed the of the Southern Circle, Archaeological of India. 1927 to 1931 he was in charge of the systematic of Nagarjunakonda. served as the Archaeological Commissioner, Survey of Ceylon between 1934 and mainly working at Polonnaruwa but also at and Sigiriya, concentrating more on rather than excavation. Sewell worked in the civil service of the Madras during the period of colonial rule in India. He Keeper of the Madras Record Office. Sewell's was the Vijayanagara Empire, about which he A Forgotten Empire Vijayanagar: A to the History of India (1900). Sewell archaeological work, including at the stupa at Amaravati, which had already been destroyed prior to his arrival. The site had been surveyed by Colin Mackenzie and Elliot. 1854, Walter Elliot, the commissioner of Guntur Pradesh), visited Amaravati and collected sculpture panels and took them away to (These came to be called the Elliot marbles him.) He also discovered the remains of the gateway and came to the conclusion that the at Amaravati was one of the largest and most Buddhist stupas ever built.