Even though I knew that there were no images (yet) for these census records, I wanted to take a look at the content of the new indexes derived from the FamilySearch Indexing Project.
Here is the main page of the FamilySearch Record Search site, with the drop-down box for the different regions:
I chose Canada, USA and Mexico, which now has 82 databases. Scrolling down to the Canada section:
It shows 10 databases, including the 1851, 1861, 1871 and 1891 census record indexes. I wanted to find my Sovereen families in the 1851 census, so I clicked on the 1851 Census:
I put "Sovereen" in the Last name field, and clicked on "Search:"
If you click the name link, then you can see the same information for the person:
Note that there is no way to see who is in the household for a specific person. A dwelling or family number was not indexed, apparently.
I thought that perhaps the "Narrow by Place" might be useful to group family members together. I clicked on the "Place" link and saw: