Gordon, T. and Laing, D. (1863) “Extracts from the Presbytery Records of Dalkeith, relating to the parish of Newbattle, during the incumbency of Mr Robert Leighton, 1641-1653”, Proceedings of the Society of Antiquaries of Scotland, 4, pp. 459–492. doi: 10.9750/PSAS.004.459.492.