Jewish population in 1919 was 450 according to Alan Hirschfeld and "Directory of Jewish Local Organizations in the United States", pp. 330-583 in American Jewish Year Book 5680 September 25,1919 to Sept. 12, 1920; volume 21, edited by Harry Schneiderman for the American Jewish Comm.
Chesed Shel Emes Cemetery:
Levi's Cemetery: ca 1830s. See Postal & Koppman. Jewish Tourist's Guide to U.S Phila., PA: Jewish Publ. Society, 1954, p.176 (article by Margaret Foster).