By THE PULSE NEWS MEXICO STAFF     The 39th edition of the 12-day International Book Fair at Mexico City’s Palacio de Minería opened on Thursday, Feb. 22. The fair, which is designed to encourage reading, includes more than 1,000 book-oriented activities and 800 titles. The fair’s 2018 edition showcases the Mexican state of Campeche and the works of Mexican short story writer Juan