From Miss Susan Gavan Duffy, "Villa Marguerite", (Nice). On Grace's engagement to Philip Gavan Duffy.

Archer, William H., From Miss Susan Gavan Duffy, "Villa Marguerite", (Nice). On Grace's engagement to Philip Gavan Duffy. (13 April 1892), [UMA-IT-000046703]. University of Melbourne Archives, accessed 21/09/2026, https://archives.library.unimelb.edu.au/nodes/view/511323