I also missed the parents being mentioned...so it's catchy....

In our defence we read through so many threads that do not belong to us so easy for us to skim a bit or lose the plot ...well, that's my excuse for now and am sticking to it, hehe...
Sorry, to China to make you look in the wrong area....Ruth may not be listed as I think with the older directories it was often people working outside of the home and then only head of house at the door.
They started asking my for my info when we moved into this house, but not at our other home.
It may also have been at the discretion or convenience of the information taker, who knows...
But Curley can try for more here
http://bibnum2.banq.qc.ca/bna/lovell/ Montreal then serie principal, choose date range then alphabetical.
You need to look under all possible versions of the last name, Bernett, Benett, bennet, etc. as the phonetics can put the result in odd places...she may have had a strong accent as well.