Sun sets on biplane expo

The curtain closed on the National Biplane Association's twenty-third and last Biplane Expo on June 6 at Oklahoma's Bartlesville Municipal Airport, better known locally as Frank Phillips Field. A total of 114 biplanes were on hand for the event's finale, as well as 241 other aircraft, said Charlie Harris, the association's chairman. He estimated that 4,100 to 4,600 people attended the event.