Robert and Thomas Wintour is written about the Gunpowder Plot is derived from Thomas's confession, signed on 23 November 1605; details of the so-called Spanish Treason were added three days later. One of only two confessions printed in the "King's Book" (a highly partial contemporary account of the affair), Thomas Wintour's was the only account the government had of a plotter who had been involved from the beginning; Guy Fawkes, weakened by days of torture, may have been at the heart of the group, but he was not at its first meetings. However, Antonia Fraser views the document with suspicion, not least because Thomas's
Robert Catesby he was to be allowed to "call in whom he thought best". Catesby soon added Ambrose Rookwood, a staunch Catholic who was both young and wealthy, but who most importantly owned a stable of fine horses at Coldham. For the plan to work Rookwood and his horses needed to be close to the other conspirators, and so Catesby persuaded him to rent Clopton House at Stratford-upon-Avon. Francis Tresham was brought into the plot on 14 October. Also descended from William Catesby, Tresham was Robert's cousin, and as young children the two had often visited White Webbs. Although his account of