McIlhaney, A. K., & Helfferich, R. H. (1937). History of Bath, Pennsylvania: Published upon the occasion of its bi-centennial calebration, August twenty-second to twenty-eighth, in the year of our Lord nineteen thirty-seven. [S.l.].

McIlhaney, Asa Kinney, and Reginald Humphrey Helfferich. History of Bath, Pennsylvania: Published Upon the Occasion of Its Bi-centennial Calebration, August Twenty-second to Twenty-eighth, in the Year of Our Lord Nineteen Thirty-seven. [S.l.], 1937.

McIlhaney, Asa Kinney, and Reginald Humphrey Helfferich. History of Bath, Pennsylvania: Published Upon the Occasion of Its Bi-centennial Calebration, August Twenty-second to Twenty-eighth, in the Year of Our Lord Nineteen Thirty-seven. [S.l.], 1937.