I picture the early 1900's When ladies wore long dresses and men wore suits and hats. You were courted with flowers and poems. The man asked for the womens hand in marriage and they lived happily ever after.
Ok, time to come back to earth.
Well, I read the definition, and a Biblical definition was Abraham feeding his flock of yore. A yore was an animal? Days of Yore conjures up covered wagons for me, and oxen and yokes, and crushing grain.
Daisy, here is a link to the `Webster's Dictionary' which gives definitions of the term.
http://www.websters-online-dictionary.org/definitions/Of+yore?cx=partner-pub-0939450753529744%3Av0qd01-tdlq&cof=FORID%3A9&ie=UTF-8&q=Of+yore&sa=Search#922