The Gunpowder Plot and Lord Mountagle's Letter: Proof, with Moral Certainty, of the Document's Authorship, with Some Information on All Thirteen Conspirators, Including Guy Fawkes, by Henry Spink, reveals one of the most famous intrigues in British history. This book details the Gunpowder Plot of 1605, which led to the blowing up of the British Parliament, and the important letter from Lord Mountagle that led to the revelation of the plot. The author analyzes the evidence supporting the authorship of this document and provides detailed information on all thirteen conspirators, including the famous Guy Fawkes. This book is a fascinating journey into the past, revealing secrets and events that truly changed the course of history.