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Herbert Chatley was a civil engineer. In 1907 he wrote the book, The Problems of Flight. After marrying in 1907 he went to China as Professor of Civil Engineering at Tangshan. In 1915 he moved to Shanghai and held engineering appointments there until his retirement in 1937. On the outbreak of the Second World War he was employed by the military and involved in the preparation of Mulberry Harbour. In China he became interested in astronomy and became an authority on Chinese astronomy publishing several articles.