Irma  Mailman Kohn age 91, a native of Chester, died of respiratory failure on Jan 25 at the Hospice Residence at Taylor Hospital in Ridley Park. Mrs. Kohn attended Dewey Mann School and Smedley Junior High School and graduated from Chester High School in February 1939.  Her father and mother, Morris and Sarah Mailman, owned and operated Mailman's Department Store on Third Street in Chester.  She also attended Temple University where she graduated from the School of Commerce in 1943. During her 58 yrs of marriage to Louis Kohn she raised two children, was a Brownie leader, and was extremely active in the Chester chapter of Hadassah.  After her children were grown she joined her husband as his business partner at G.H. Arrow, a company that sold technical books and periodicals to libraries and industries. In her later years, her life was centered around her involvement in the many projects, committees, and activities at Congregation Ohev Shalom in Wallingford.  She was Treasurer of the Gift Shop, served on the Cemetery Committee and Ritual Committee, and was a dedicated member of the Daily Minyan Group, the Bible Study Class, and the Jewish War Veterans Ladies Auxiliary. She is survived by her daughter Susan Hale (Robert) of Virginia, her son Alan of New York City, and two grandsons, Scott and Michael Hale, both of California. Contributions in her memory may be made to Congregation Ohev Shalom 2 Chester Road Wallingford, Pennsylvania  19086