1) Author bio site 2) Bank protector 3) Book cover 4) Book protection 5) Bookcover 6) Hardcover cover 7) Mystery novel cover-up 8) Novel cover 9) Novel protection 10) Record or book protector 11) Synopsis site Found on https://www.crosswordclues.com/clue/dustjacket
(or Dustwrapper, Wrapper). The publishers protective jacket, usually made of paper, introduced in the 19th century. see comment*
Found on http://www.encyclo.co.uk/local/20208