[MARSHALL.FTW]
SOURCE NOTES:
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great
Britain, and the United Kingdom, extant, extinct, or dormant. Gloucester: A
Sutton, 1982.
Holloway, Naomi D, The Genealogy of Mary Wentworth, Who Became the Wife of
William Brewster, Revised Edition, October 1969. LDS Film#1738313 item#5
Keats-Rohan, K. S. B., Aspects of Robert of Torigny's Genealogies revisited,
Nottingham Medieval Studies, vol 37 (1993), p21-27.
Lee, Sidney, ed. Dictionary of National Biography. London: Smith & Co, 1893.
White, G. H., The Sisters and Nieces of Gunnor, Duchess of Normandy, The
Genealogist, new series, vol 37, 1921, pp57-65, 128-132. NYPL Film#ZAN-G233.
RESEARCH NOTES:
also known as Avice [Ref: White Gunnor p128]