Read Guy Fawkes; or, The Gunpowder Treason: An Historical Romance Page 24
Book the Second.
THE DISCOVERY.
The next point to be considered is the means to compass and work these designs. These means were most cruel and damnable;--by mining, and by thirty-six barrels of powder, having crows of iron, stones, and wood, laid upon the barrels, to have made the breach the greater. Lord! what a wind, what a fire, what a motion and commotion of earth and air would there have been!--_Sir Edward Coke's Speech on the Trial of the Conspirators in the Gunpowder Plot._