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Cape of Good Hope. Report of the committee of the Albany Museum, 1887.
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Eastern Province Naturalists' Society. Minute Book No. 2, p. 163.
FamilySearch: David Duckworth Fraser [junior]. https://www.familysearch.org/tree/person/details/GG7B-19R
Fraser, Margaret. South African settlers. Retrieved from http://www.southafricansettlers.com/?cat=30&paged=3
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