Lionel Graham Horton Horton-Smith:The Baily family of Thatcham and later of Speen and of Newbury, all in the county of Berkshire. W. Thornley, Leicester 1951, S.213 (Textarchiv– Internet Archive).
Lionel Graham Horton Horton-Smith:Issue of Gwyneth Mary nee Herford (of Generation VIII above) and Kurt Lipstein her husband. In: The Baily family of Thatcham and later of Speen and of Newbury, all in the county of Berkshire. W. Thornley, Leicester 1951, S.243und245 (Textarchiv– Internet Archive).
Lionel Graham Horton Horton-Smith:The Baily family of Thatcham and later of Speen and of Newbury, all in the county of Berkshire. W. Thornley, Leicester 1951, S.297 (Textarchiv– Internet Archive– Anmerkungen zu S. 213).
Kurt Lipstein:Harold Cooke Gutteridge: 1876–1953. In: Rabels Zeitschrift für ausländisches und internationales Privatrecht / The Rabel Journal of Comparative and International Private Law. Band28, Nr.2. Mohr Siebeck GmbH & Co. KG, 1964, ISSN0033-7250, S.201–207, JSTOR:27874529.
Kurt Lipstein:Harold Cooke Gutteridge: 1876–1953. In: Rabels Zeitschrift für ausländisches und internationales Privatrecht / The Rabel Journal of Comparative and International Private Law. Band28, Nr.2. Mohr Siebeck GmbH & Co. KG, 1964, ISSN0033-7250, S.201–207, JSTOR:27874529.