RETROGRADE By Peter Cawdron. Boston: A John Joseph Adams Book, Houghton Mifflin Harcourt, 2017. First edition, first printing. First printing number code sequence 10 through 1 to the copyright page. The first entry in the Liz Anderson near future series set on Mars, by the author of the First Contact series. A nice well-preserved first printing. Fine, crisp, square and tight in textured black boards with gilt embossed titles to the spine, black headband and tail-band, red end-papers; in a fine dust jacket; original printed $24.00 price and 0917 date code still intact to the front inner flap. NO remainder mark. PLEASE VIEW OUR STORE FOR MORE GREAT SCIENCE FICTION BOOKS THANKS!