N19JW, A CESSNA 195A AND N8783X, A CESSNA 182 DEPARTED MAPLETON, IA, AT APRX 0805 ON A VFR FLT TO AKRON, IA, TO ATTEND A FLY-IN BREAKFAST. THE TWO ACFT DID NOT TRAVEL THE SAME ROUTE OF FLIGHT TO AKRON, N19JW CROSSED OVER THE MIDPOINT OF THE ARPT ON CROSSWIND THEN TURNED LEFT DOWNWIND AND LEFT BASE APRX 2 MILES FROM THE APPROACH END OF RWY 34. N8783X INTERCEPTED THE FINAL APPROACH TO RWY 34 AT A 45 DEGREE ANGLE. WITNESSES SAW BOTH ACFT WHEN THEY WERE TWO MILES SSE OF THE ARPT. N19JW WAS ABOVE AND SLIGHTLY BEHIND N8783X. WHEN THE ACFT WERE APRX 450 FT FROM THE END OF THE RWY THE PROP FROM N19JW CONTACTED THE WING OF N8783X. THE PLT OF N19JW RECEIVED FATAL INJURIES AND A PAX IN N8783X RECEIVED FATAL INJURIES. EXAMINATION OF BOTH ACFT WRECKAGES AFTER THE ACCIDENT REVEALED THAT THE RADIOS IN EITHER ACFT WERE NOT ON THE SAME FREQUENCY AND THE CORRECT RADIO FREQ FOR AN UNCONTROLLED ARPT WAS NOT SELECTED.