Warren E. Kaffka of Whitingham, Vt., an architect and a World War II veteran, died on May 21, at his home. He was 86 years old, the husband of Frieda Kaffka, and a former longtime Ridgefielder. Mr. Kaffka was born on April 17, 1927 in Brooklyn N.Y. He served in the U.S. Navy during World War II and went on to graduate from Pratt Institute in 1950 with a bachelor\u2019s degree in architecture. Mr. Kaffka had retired in 1993 from the Real Estate and Construction Division of the IBM Corporation where he was the project manager and designer for numerous assignments throughout the world. Previous associations were with Eliot Noyes and Associates, New Canaan; Keith Hibner, Lloyd Neck, N.Y.; Daniel Schwartzman, N.Y.; and partner in Kaffka\/Kistler, Ridgefield. He was a member of the American Institute of Architects. Besides his wife of 62 years, Mr. Kaffka is survived by \u00a0 his sons, John W. and James R. Kaffka, and his daughter Susan, all of Connecticut; his grandson, James M. Kaffka of Kingman, Kans.; a brother, Richard Kaffka, of Lakeland, Fla.; sisters-in-law, and many nieces and nephews Covey and Allen Funeral Home of Wilmington, Vt., was in charge of private arrangements.