Bellocq decides to photograph her in the nude. Here is where her "coverings" are most evident; she appears to be genuinely nude except for a triangle shaped piece of gauze covering her private parts.
Scene of Violet getting out of the tub nude to service her second trick.
In the most widespread version today, due to a different viewing ratio, the private parts are not visible, the scene as described is present only in the uncropped version.
Shown as fantasy of the writer: Eva is squeezing her breast (close-up), then allowing her gown to drop: brief full nudity and in the end she lies down naked on a sofa.