Cross Channel Flight Anniversary. Twenty five years ago Bleriot flew over the channel and this remarkable event in aviation is to be celebrated next Saturday on the aerodrome of Buc near Paris, France. During the ceremony which is to be presided over by the French Government and important officials of the British Air Ministry, 170 French planes will fly over the aerodrome. A squadron of the Royal Air Force will also take part in this review. Bleriot's old monoplane was taken out and carefully pl