Correspondence: Mary Atkinson Bruce (nee Whittakers), 7 September (1894?) Box 18 (MS 10702) Unit ID: 274 Date: 7 September (1894?)
Correspondence: Mary Atkinson Bruce (nee Whittakers), c. 1912 Box 18 (MS 10702) Unit ID: 273 Date: c. 1912
Correspondence: Mary Howitt Walker (nee Whittakers), 1920-1929 Box 17 (MS 10702) Unit ID: 258 Date: 1920/1929
Correspondence: Mary Howitt Walker (nee Whittakers), 1955-1959 Box 17 (MS 10702) Unit ID: 260 Date: 1955/1959