Helen of Troy refuge with Leda. The swan gained her affection, and the two mated. Leda then produced an egg, from which Helen emerged. The First Vatican Mythographer introduces the notion that two eggs came from the union: one containing Castor and Pollux; one with Helen and Clytemnestra. Nevertheless, the same author earlier states that Helen, Castor and Pollux were produced from a single egg. Pseudo-Apollodorus states that Leda had intercourse with both Zeus and Tyndareus the night she conceived Helen. On the other hand, in the "Cypria", part of the Epic Cycle, Helen was the daughter of Zeus and the goddess Nemesis.
Leda Richberg-Hornsby Leda Richberg-Hornsby Leda Richberg-Hornsby (November 1886 – August 25, 1939) was an American pilot and suffragist. She was the first female graduate of the Wright Flying School in Dayton, Ohio, and the eighth woman in the United States to receive a pilot's license. Leda Richberg-Hornsby was born in November 1886 in Chicago, the youngest of three children, to Eloise Olivia Richberg (née Randall) and John Carl Richberg. Her mother was a physician, professor, writer, and suffragist. Her maternal grandmother, Marenda Briggs Randall, was also a physician and suffragist. Her father was a lawyer who also served for four years as