I am not entirely sure what sort of naked lesbian shenanigans we are supposed to be looking at here, but there are plenty of roses involved and everybody seems delighted:

nude women partying with roses and thin veils

Artwork is from the cover of a French novel (“Le roman complet“) from the Collection Galouis, titled Statue De Chair (something like “Statue of Flesh”). There’s an artist signature lower left, possibly “Maurias”, but I can’t make it out with any certainty.

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