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.
HMS Leda (1892) to coast-guard duties. on 8 February 1908, "Leda" collided with the old cruiser in Harwich harbour. "Leda" was badly holed and had to be beached to avoid sinking. She went under repair at Sheerness Dockyard. Repairs were completed by the end of March that year, allowing"Leda" to resume her coast-guard duties at Harwich. She was converted to a minesweeper in 1909, which involved removing the torpedo tubes, but continued on coast-guard and fishery protection operations. On 3 February 1914 "Leda" was towing the coastguard cutter "Snipe" off Gunfleet in the Thames estuary when "Snipe" foundered and sunk. One of "Leda"s