If you feel the the obit for a Mrs H Keen is the one for wife of Thomas H Keen, then he is said to have died about 20 years before Frances.
The newspaper article is dated 1919. 1919-20 = 1899sh. There are only two death registrations to suite this time, in NSW.
http://www.rootschat.com/links/01i76/KEEN FRANCES 2825/1919 father James and mother Mary NARRABRI
KEEN THOMAS H 14325/1892 mother Mary A YASS
KEEN THOMAS 2938/1896 father Mathew mother Mary MUDGEE
Note that there is a Henry Keen death in Moree in 1890:
KEEN HENRY 8202/1890 parents unknown, Moree.
Jamjar
Added: an online site listing NSW inquests has the following for Henry:
KEEN Henry 1889 70 ? Near Moree Fatty degeneration of the heart. The question mark is where the place of birth should be.
