This is my recall how this season was observed by Catholics prior to the Vat 2 changes plus other changes is offered here
http://www.theusmat.com/natdesk.htm
What fun!
I had anapests coming out my ears by the time I was done with the research to prove Henry Livingston wrote Night Before Christmas, so I redid most of the quest story in anapests.
http://www.henrylivingston.com/xmas/henrys-story-in-anapest.htm