Otto Lilienthal Anniversary Hang Gliding Meeting 1971

A group of hang gliding enthusiasts from California got together and organised what became known as the 'Otto Lilienthal Anniversary Hang Glider Meeting'.(to celebrate Otto's 123rd birthday) The event took place on the 23rd May 1971 and attracted well over fifty pilots from all over America. It was held in the city of Newport Beach on a hill above Crona Del Mar, California. 

This is Larry Dighera's 'Participants Certificate'

From Larry Dighera

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