+———William HALLAM (21 Jan 1861 Chesterfield, Derbyshire, England – 7 Jul 1933 Provincial Mental Hospital, Essondale, British Columbia, Canada)      |  +———Harry Boyle HALLAM (5 Nov 1902 Bellingham, Washington, USA – 27 Dec 1967 Royal Inland Hospital, Kamloops, British Columbia, Canada)  |   |          |   |   +———John MCNABB (11 Dec 1833 Kirkintillock, Dunbartonshire, Scotland – 19 Jul 1879)  |   |   |  |   +———Grace Cecillia “Cecillia” MCNABB (22 Feb 1859 Belleville, Ontario, Canada – 25 Dec 1943 Armstrong, British Columbia, Canada)  |       |          |       |   +———Andrew BLAIR  |       |   |  |       +———Isabella Eliza “Eliza” BLAIR (30 Mar 1828 Scotland – 8 Nov 1910 RM of Pembina, Manitoba, Canada)  |           |      |           +———Grizel DOUGLAS  |      H. D. HALLAM   |          |   +———William George ADAMSON (England – )  |   |  +———Margaret Ethel ADAMSON (8 Aug 1901 Rossland, British Columbia, Canada – 1 May 1970 Royal Inland Hospital, Kamloops, British Columbia, Canada)      |          +———Margaret CHAPMAN (England – )