The file consists of general correspondence from 1948. Included is personal correspondence, business correspondence and correspondence/literature pertaining to Katz's involvement with various Zionistic, religious and philanthropic organizations (e.g. Jewish National Fund, Mizrachi, Hebrew Theological College, Jewish Immigrant Aid Society, United Jewish Welfare Fund). Also included are lists of donations for Jewish National Fund and Ezras Torah from 1947, 1948 and 1950. Included is a copy of a letter from Katz proposing that the Jewish National Fund in Canada become an independent organization.