Marble, green soapstone (or calcite 'onyx'?) and bronze

"Zeus, in the form of a swan, made love to Leda, queen of Sparta;
their children were Pollux and Helen (twins of Castor and Clytemnestra
who were fathered on the same night by Leda's mortal husband Tyndareus).
The subject enabled French late 19th-cenury sculptures to represent young
women in erotic poses and yet to maintain some sense of propriety."
"Understandably, sculptures of this sort were rarely bought by public
art galleries, and the Gallery's collection provides a rare opportunity
to see what was eagerly sought after by some private collectors around
the turn of the century." The Lady Lever Art Gallery

Sometimes reflections make the photography very difficult.
Some of the works of art are so lovely I think they are still
worth showing you.