Ridlon, G. T. Early Settlers of Harrison, Maine

Ridlon, Gideon Tibbetts Saco Valley Settlements And Families: Historical, Biographical, Genealogical, Traditional, And Legendary; Volume 2

Ridlon, Ashlee Dinosaur A,B,C's

Ridlon, Gideon Tibbetts Contribution to the Genealogy of the Burbank and Burbanck Families in the United States