Robot Book Cover Gallery
Here is a small sample of the huge impact of robots in literature.  I found mostly found these examples on the web, so they vary in quality.  There are probably a thousand authors not represented here.  I just wanted to spark your imagination. 
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1) Next Stop The Stars was sent to me by William Norder.  Thanks William!
2) Rocket Jockey was also sent to me by William Norder.  This is really the inside cover.  For more about this great work of art, go here.