Betty Ballantine, who helped popularize modern paperback, dies at 99

She and her husband expanded the market for science fiction and other genres through such blockbusters as “The Hobbit” and “Fahrenheit 451.”
Read more: https://www.washingtonpost.com/local/obituaries/betty-ballantine-who-helped-popularize-modern-paperback-dies-at-99/2019/02/14/8ef456cc-2fdf-11e9-8ad3-9a5b113ecd3c_story.html?utm_term=.110c30927786?source=Snapzu