Robot girl sits up

battle-angel-alita-berserker
This image is a panel from the Battle Angel Alita manga series (known as Gunnm in Japan). The mechanical girl is said to be a Fred-Saberhagen-style berserker weapon. The manga sequence where this panel appears can be seen here and the whole page containing this panel is here.
Image provenance by Bacchus at Erosblog.

By some strange power grown

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This is a plate called The Moralist by Beresford Egan. It appeared in the 1929 book De Sade from Fortune Press (more book info here).
Image provenance by Bacchus at Erosblog.

Who is this strange person?

riverstone-evy
This is a full-page panel from the erotic graphic novel Evy by French illustrator Peter Riverstone. French Wikipedia has more information about this artist.
Image provenance by Bacchus at Erosblog.

In touch with nature

suehiro-maruo
This art is by Japanese illustrator and manga artist Suehiro Maruo. It appeared as Plate #35 in his book A Ninja And An Evil Woman. It also appears in the book Maruo Graph DX.
Image provenance by Bacchus at Erosblog.

By robots preserved

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This artwork is by prolific American science fiction and comics illustrator Gray Morrow, whose lengthy list of illustrated publications can be found here. There’s a blog devoted to Gray Morrow’s work where this particular version of the image appears. The image itself is part of, and may have been cropped from, the artwork from the cover of Perry Rhodan #73: Spaceship Of Ancestors.
Image provenance by Bacchus at Erosblog.

Nun contemplates the divine

ecstatic-nun
This artwork appears on the cover of several diverse editions of a Japanese manga called Shigure by artist Ken Moonlight (ケン月影 題名). The cover illustration of this edition (after some cropping of Japanese text) seems to have been the source for our version of the artwork. Two different editions (with slightly different versions of this cover art) can be seen here in thumbnail, along with our cropped version of the artwork.
Image provenance by Bacchus at Erosblog.

Reverse crucifixion

azpiri-beth-cross
This artwork is by Spanish comic book artist Alfonso Azpiri. It appeared in Penthouse Comix 09 and in Bethlehem Steele Book 3.
Image provenance by Bacchus at Erosblog.

Engulfed by the seaside

gojin-ishihara-devouring
This damsel devoured by toothed and tentacled beast is the work of Gojin Ishihara, a prolific 1970s Japanese illustrator. You can find it among many more of his works here. There’s another gallery here.
Image provenance by Bacchus at Erosblog.

Catgirl pop

elfen-lied
This image is a page from Chapter 26 of the manga series Elfen Lied, drawn by Lynn Okamoto.
Image provenance by Bacchus at Erosblog.

In and out

murasaki-unbirthing
This animation is by Japanese artist Kotoe Murasaki. Although little information about him seems to be available in English, there are half a dozen related animations here. Much more of his artwork may be found here. Possibly of related interested: the unbirth drawing thread (with much artwork from many sources) at Eka’s Portal.
Image provenance by Bacchus at Erosblog.