...for learning about how Lowland Scots celebrated All Hallow's Eve in days of yore is Robert Burns' Halloween:

http://www.electricscotland.com/burns/halloween.html

It is interesting to compare this work with a collection such as Vance Randolph's Ozarks Magic and Folklore, and once again note the contributions of the Scots to what we consider to be "traditional" American folklore.

T.