Might the Winter Solstice be found in the line 'The rising of the sun and the running of the deer?' A lot of Neo-Pagans certainly seem to think so, but much of our actual traditional (i.e non-religious) lore defaults to the cross-quarter axis from which we get Hallowe'en & May Eve / May Day. Maybe because winter generally kicks off big time once we pass the solstice - at least it used to...