• 3 Apr 1881 census: less than 1 month old, grandson of Hectorina Mackay at Modsary, Tongue, SUT. 2
Sources
1
Tongue Births 1881 056/15 (Robert Ferguson). ROBERT FERGUSON male born 31 March 1881 at Torroy, Tongue Thomas Ferguson carrier Marion Ferguson m Mackay married 14 November 1878 East Kilbride.
2
1881 census of Scotland, Sutherland, Volume 56 Tongue, enumeration district (ED) 10, page 4, schedule no. 12, widow Hectorina Mackay (Modsary); Hectorina Mackay 54 W cottar, Tongue Marion Ferguson 27 M daughter, Tongue Donald Mackay 3 grandson, Olrig Caithness Hectorina Ferguson 1 grand-daughter, East Kilbride, Lanark Robert Ferguson Under 1 MO grandson, Tongue