LONDON — Two new books from the Harry Potter universe are set to be released as part of a British exhibition that celebrates the 20th anniversary of the launch of the series. The British Library’s Harry Potter exhibition, “A History of Magic,” opens in October and runs through February 2018. In an earnings statement released Tuesday, British publishing house Bloomsbury revealed that two new Potter books will be released in conjunction with the event. Related ArticlesJuly 9, 2017 Harry Potter, Abe Lincoln books on business owners’ reading lists June 29, 2017 Grappling with “Harry Potter” on the series’ 20th anniversary June 26, 2017 JK Rowling marks 20 years since Harry Potter appeared “Harry Potter: A History of Magic – The Book of the Exhibition” promises to take readers through subjects studied at Potter’s wizarding school, Hogwarts.