^General Register Office: Society of Friends' Registers, Notes and Certificates of Births, Marriages and Burials. Records of the General Register Office, Government Social Survey Department, and Office of Population Censuses and Surveys, RG 6. The National Archives, Kew, Richmond, Surrey, England
^Priestman، Martin (2013). The Poetry of Erasmus Darwin: Enlightened Spaces, Romantic Times. Oxfordshire: Routledge The Taylor & Francis Group. ص. 74. ISBN:9781472419545.
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