Found this ..
https://trove.nla.gov.au/newspaper/article/18019131?The Sydney Morning Herald (NSW : 1842 - 1954)
Thu 2 Jan 1947
Page 16
Family Notices
SWANBOROUGH, Hanorah.—January 1,1947, at a private hospital, of 4 Cross Street.
Forest Lodge, dearly loved wife of Frederick and loved mother of Dorothy, Violet, Edna,
Sidney, Arthur, and Lurline, aged 65 years R.I.P.
SWANBOROUGH.—The Relatives and Friends of Mr. Frederick Swanborough and Family
are kindly invited to attend the Funeral of his dearly loved Wife and their dear Mother
and Grandmother, Hanorah; to leave our Funeral Home, 24 Enmore Road, Newtown.
To-morrow (Friday) Morning, at 9.45 o'clock, for the Catholic Cemetery, Rookwood. Labor
Motor Funerals Limited. 24 Enmore Road, Newtown. 'Phone LA2777 (4 lines).
So 9 years earlier they were in Forest Lodge, Sydney, with children alive and well and honouring their parents...
A quick look at the death entries for a Frederick Swanborough after 1947 anywhere in NSW came up with this other entry.
SWANBOROUGH FREDERICK - 563/1948 - 66 YRS - CAMPERDOWN - NEWTOWN
Newtown was where the Hanorah Swanborough had her funeral so this is likely the Frederick she married and not Frederick Leopold who died 8 years later in Casino.
Unfortunately no PDF available for his death entry.
News report for his funeral..
https://trove.nla.gov.au/newspaper/article/18059813?The Sydney Morning Herald (NSW : 1842 - 1954)
Wed 4 Feb 1948
Page 20
Family Notices
SWANBOROUGH -The Relatiscs and Friends of the late FREDERICK
SWANBOROUGH are kindly ins I ted to attend his Funeral to leave our Funeral
Home 24 Enmore Read Newtown This Afternoon at 3 30 o clock for the Cre
mator um Rockwood Labor Motor Funerals Limited 2* Enmore Road
Newtovn Phone LA2777 (4 lines)