Snow Upon the Desert

Snow Upon the Desert is a romantic novel set in Cairo, and the first novel Agatha Christie wrote. She sent it to several publishers under the pseudonym Monosyllaba, but it was rejected and subsequently never published.

Trivia
A character in Death on the Nile, Salome Otterbourne, is a novelist who’s writing romance novels. One of her books is called Snow on the Desert's Face. The title might be inspired by Christie’s own book.