IRVIN W., age 98, on Oct. 22, 2013, of Haverford PA, formerly of Margate NJ, Havre de Grace MD and Brooklyn NY. He was a retired Mechanical Engineer with the Dept. of Defense, Armor Division, at Aberdeen Proving Ground MD. Beloved husband of the late Evelyn (nee Cohen); loving father of Alicia (Bill) Dubin and Ellen (Ben) Lazar; devoted grandfather of Brian Dubin, Louis (Julia) Lazar and Matthew Lazar; brother of Yetta Stein and the late Connie Corbett; also survived by many loving nieces and nephews. Contributions in his memory may be made to a charity of the donor’s choice .