-Polk's Directory
Polk's Bethlehem (Northampton County, Pa.) City Directory: ... including Fountain Hill and Hellertown. Boston: R.L. Polk & Co., 1955.
Lehigh University Catalog Record: https://asa.lib.lehigh.edu/Record/179296
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Polk's Bethlehem (Northampton County, Pa.) City Directory: ... including Fountain Hill and Hellertown. Boston: R.L. Polk & Co., 1955.
Lehigh University Catalog Record: https://asa.lib.lehigh.edu/Record/179296