+———Lewis LAVENTURE (1866 – 1941 Ontario, Canada)  |      Margaret LAVENTURE (1910 Ontario, Canada – 1959 Ontario, Canada)  |          |   +———Colin MCNAB (abt 1830 Scotland – 16 Jan 1900)  |   |  +———Christena MCNAB (1871 Ontario, Canada – 1948 Ontario, Canada)      |          +———Jane GIBBON (abt 1840 Ontario, Canada – 7 Dec 1893 Thompsonville Cem, Horton Twp, Ontario, Canada)