When the Probate Registry took control of proving wills and administrations in 1858, a Principal Probate Registry was established in London and several district probate registries created around the country.
On 20 April, Ancestry added wills from 1858 to 1940 from the Shropshire Registry to its collection. There are 205,769 records, likely reflecting all names mentioned in the wills.
Searching for Canada in the Location box for Any Event yields 134 results.