Francis James Child 
English and Scottish Popular Ballads, Vol. 2 

Published between 1882 and 1898, this definitive collection compiles all the extant ballads with all known variants and features the Child’s commentary for each work. Volume II includes Parts III & IV of the original set — ballads 54–113: "Sir Patrick Spens, " "Johnie Scot, " "Child Maurice, " "Fair Margaret and Sweet William, " more.