Notary records are another good source for discovering information on your ancestor. They are the civil legal records that are sometimes a good substitute if a marriage record is missing. For examples on civil marriage contracts vs. church marriage records see: “Marriage Contracts: A Comparison” by Carol Hamp & James P. LaLone, in MICHIGAN'S HABITANT HERITAGE, v. 8 #2 (Apr 1987), pp.27-41, it includes a listing of published Inventaires of Notaries. The following sites give background on Notary records -

https://familysearch.org/learn/wiki/en/Quebec_Notarial_Records

https://familysearch.org/learn/wiki/en/Quebec_Notarial_Records_%28F...

https://familysearch.org/search/collection/1471015

http://thediscoverblog.com/2014/08/21/notarial-records/

http://www.qfhs.ca/facts.php?fc=9

http://www.vt-fcgs.org/notarial.html

http://missisquoigenealogy.blogspot.com/2012/02/quebec-notarial-rec...

http://stephendanko.com/blog/2937

http://www.acadian-cajun.com/genac3.htm

It should be noted that Quintin Publications no longer seems to be in business.

Listing of Notaries -

http://biographi.ca/en/results.php/?ft=NOTARY