http://pec.lib.wvu.edu/record/P2712undatedWho were the mound-builders?Pamphlet. "Souvenir edition." Accompanied by a letter dated January 11, 1963 to Mr. Delf Norona, by Mrs. Helen Holt, Assistant Reference Librarian, Huntington Public Library, Huntington, W.Va., requesting information about Gould with Mr. Norona's typed reply. Gould, Calvin C.Mound-builders--United States.Mounds--United States.14256