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Ethel Lilian Voynich was born on May 11, 1864, in County Cork, Ireland.
Ethel Lilian Voynich died on July 28, 1960, in New York, USA.
The Gadfly by Ethel Lilian Voynich typically contains around 400-450 pages, depending on the edition and formatting.
Wilfrid Michael Voynich died in 1930.
Wilfrid Michael Voynich was born in 1865.