TABLE

OF THE FIFTH TREATISE

Chap. 1. On the method of making Mines for the purpose of blowing up enemy Machines, and leveling Mountains to facilitate the passage of Armies. 204

Chap. 2. On the formation of the mine cavity, and in what order one must proceed with it underground. 209

Chap. 3. On the method that the mining technician must observe when he happens to mine from a low place to a high one; and how important it is to be skilled in this exercise. 213

Chap. 4. On the form of the mine cavity, which leads the operator toward the summit of Mountains, for the purpose of mining any fortress that might be built there. 215

Chap. 5. On the third way of mining, which we said is when, from the summit of a Mountain, one wishes to mine downward toward its foot, where some fortress might be planted. 216

Chap. 6. On the method of leveling Mountains, and other high and eminent places that are around fortresses, so that the inhabitants cannot be harmed by enemy Artillery from them. 217

Chap. 7. On the most certain and secure method of being able to understand if the enemy is countermining. 220

Chap. 8. A discourse made on the practice of measuring distances, heights, and depths. 221

Chap. 9. On the formation and operation of the surveying staff, or Baculo Iacob Jacob's Staff. 224

Chap. 10. On the difficulty of bad passages, and the method of transporting Artillery over rivers. 228

Chap. 11. On another way of forming a Bridge. 230

Chap. 12. On the method of finding the true and determined width of any river for the purpose of forming the aforementioned Bridges over them for Armies to pass. 232

Chap. 13. On the method of bastioning, or raising any Platform or other Machine with turf from a Meadow and fascines. 234