Sanders, Charles Richard (1974). "The Carlyle-Browning correspondence and relationship. I". Bulletin of the John Rylands Library, Manchester (Periodical). 57 (1): 213–246. doi:10.7227/BJRL.57.1.8. JSTORcommunity.28212026.
Sanders, Charles Richard (1975). "The Carlyle-Browning correspondence and relationship. II". Bulletin of the John Rylands Library, Manchester (Periodical). 57 (2): 430–462. doi:10.7227/BJRL.57.2.9. JSTORcommunity.28212035.
Sanders, Charles Richard (1974). "The Carlyle-Browning correspondence and relationship. I". Bulletin of the John Rylands Library, Manchester (Periodical). 57 (1): 213–246. doi:10.7227/BJRL.57.1.8. JSTORcommunity.28212026.
Sanders, Charles Richard (1975). "The Carlyle-Browning correspondence and relationship. II". Bulletin of the John Rylands Library, Manchester (Periodical). 57 (2): 430–462. doi:10.7227/BJRL.57.2.9. JSTORcommunity.28212035.