| Sources |
- [S1397] United Kingdom, British India Office, Births and Baptisms, 1712-1965 [FS], Baptism; Lydia Allsopp; 12 December 1852; Calcutta; Page 305; Series N-1-82; 17 September 2024.
- [S1449] UK Marriage Certificates - Foreign Affairs, William Allsopp + Anne Eliza Harrison; Marriage; Certificate; Vol. N/1/63; Folio: 190; 18 June 2009; London.
- [S1140] India Marriages, 1792-1948 [MH], William Allsopp + Anne Eliza Harrison; 5 May 1842; Fort William, Bengal; Batch: M75004-7; GS Film: 498980; 16 September 2024.
- [S1147] British India Office Ecclesiastical Returns - Marriages Transcription [FMP], William Allsopp + Anne Eliza Harrison; 5 May 1842; Calcutta; Ref. N-1-63; Folio 190; 17 September 2027.
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