Source: SPG Missionary (Rev Frank Perry, The Church In Madras 1904)
Biography: JOHN CLAY was a Eurasian educated at the Vepery Grammar School and the Vepery Mission Seminary at Sullivan's Gardens. He was ordained deacon in 1854 and priest in 1855. He worked in the Telugu districts of the diocese, under the Additional Clergy Society, from 1854 to 1860, when he was employed by the S.P.G. He continued his work at Cuddapah till 1884, when he died.