The "Bed Series" was a set of intimate portraits of lesbian sex workers made by Henri de Toulouse-Lautrec in the 1890s behind the scenes at a Parisian brothel.
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The Public Domain Review
Henri de Toulouse-Lautrec’s Bed Series: An Intimate Look Behind the Scenes at a Paris Brothel (1890s)
A series of depictions of prostitutes, likely lesbian couples, drawn and painted in a Paris brothel during the Belle Époque.

