Will and Probate for William CANNING d. 19 Jul 1904 'Highclere" Campbellfield names wife Lucy and children..
Frederick John, Charles Edward, Walter Moses, Thomas,
William, Henry Joseph, Alfred Wernam,
Mary Wood, Lucy Fisher, Alice Jane Harding (I think these would be married family names)
grandchildren Frank and Ada CROOK, and the children of Caroline STRANGER.
(later named as Alma, Aubrey, Milton and Eric)
Executors are John William STRANGER, William HARDING and Henry Joseph CANNING farmer of Thorpdale
Census 1851 East Woodhay Hampshire sub-registration Highclere
WERHAM Coomtius 45yrs Bishopston WILTS victualler and land owner
WERNHAM b. Anne 40yrs Woburn BEDS.
WERNHAM James 11yrs Woburn BEDS.
WERNHAM George 9yrs Hampstead BERKS.
WERNHAM Joseph 5yrs Kintsbury BERKS
WERNHAM Martha 4yrs Kintsbury BERKS.
WERNHAM William 2yrs Kintsbury BERKS.
The Argus 10 Feb 1902 diamond anniversary
CANNING—MASON.—[Diamond Wedding.] — On the 8th February, 1842, at East Woodhay, Hamp- shire, England, by the Rev. Douglas Hodgson, William. Canning to Lucy Mason. Present address, "Highclere," Campbellfield.
This is likely the source of your information about the marriage....and suggests connection for property name Highclere.
There would seem to be a WERNHAM connection to your CANNINGS or MASON families.