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Male Thomas Gibson Sinclair Click to view Thomas Gibson Sinclair in the family tree

Thomas Gibson's father was Robert Soutter Sinclair and his mother was Ethel Heywood.  His maternal grandparents were Sidney Solyman Heywood and Mary Adelaid Lyman. He had three sisters named Carol, Elsie and Mary. He had three half-brothers and a half-sister, named Living, Living, Living and Living.

Family Details of Thomas Gibson's family with Margaret Heywood Loomis

Sources/Citations
World Family Tree Vol. 4, Ed. 1 @ Tree #0574, 0574.ftw, phelps.FTW @ Tree #1353