Tiru saw his obsessed expression and couldn't help but laugh and shake his head, then he sat down alone in a corner, fetched a bottle of liquor, and began to drink.
Menard saw that no one was watching nearby, the drunken look on his face disappeared instantly, and he deftly took out a wooden ball from his coat pocket, slightly larger than a fist—this was an exact replica of the cannonball that had hit the farmhouse, made by the craftsmen, from the size to the indentations on it, nothing was amiss.
Menard placed the wooden ball one by one on the muzzle of the six four-pound cannons here, and the sizes of the muzzles of three cannons corresponded roughly to the size of the cannonball.
He then fished out a long strip of paper from his pocket, which had two parallel lines drawn on it with some vertical marks and irregular circles.