Catharine Maria Sedgwick: Slavery in New England. In: Richard Bentley (Hrsg.): Bentley’s Miscellany. Vol. 34. London 1853, OCLC1519526, S.417–424 (Onlinein der Google-Buchsuche).
Arthur Zilversmit:Quok Walker, Mumbet, and the Abolition of Slavery in Massachusetts. In: Omohundro Institute of Early American History and Culture (Hrsg.): The William and Mary Quarterly (=3.). Vol. 25, Nr.44, Oktober 1968, ISSN0043-5597, OCLC1607858, S.614–624, JSTOR:1916801.
Catharine Maria Sedgwick: Slavery in New England. In: Richard Bentley (Hrsg.): Bentley’s Miscellany. Vol. 34. London 1853, OCLC1519526, S.417–424 (Onlinein der Google-Buchsuche).
Arthur Zilversmit:Quok Walker, Mumbet, and the Abolition of Slavery in Massachusetts. In: Omohundro Institute of Early American History and Culture (Hrsg.): The William and Mary Quarterly (=3.). Vol. 25, Nr.44, Oktober 1968, ISSN0043-5597, OCLC1607858, S.614–624, JSTOR:1916801.
Arthur Zilversmit:Quok Walker, Mumbet, and the Abolition of Slavery in Massachusetts. In: Omohundro Institute of Early American History and Culture (Hrsg.): The William and Mary Quarterly (=3.). Vol. 25, Nr.44, Oktober 1968, ISSN0043-5597, OCLC1607858, S.614–624, JSTOR:1916801.