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Of what substance is the knowledge of the proportion of distant and near shots. At page 5, at Question 1.
How an artillery piece will make a greater effect in elevated shots than in level ones. At page 7, at Question 2.
How a ball fired from an artillery piece never goes in a straight line, except straight up toward the sky or straight down toward the center of the world. At page 11, Q. 3.
How, when firing a piece two times one after the other in the same direction, it will fire further the second time than the first. At page 13, at Question 4.
How, by firing a piece many times continuously, at the end it will fire less distance. At page 13, at Q. 5.
Whence it proceeds that by giving more powder to a piece, it will strike higher than that mark where, with less powder, it was aimed straight. At page 14, at Question 6.
Of all the effects or strikes that can occur in aiming when the front sight of the piece is equally high as the rear one, or truly higher, or truly lower than it should be. At page 14, at Question 7.
Of all the effects or strikes that can occur in aiming when the front sight is not as much shorter than the rear one as it should be. At page 16, at Q. 8.
Of all the effects or strikes that can occur in aiming when the front sight has its convenient lowness relative to the rear one. At page 17, at Question 9.
Whence the cause can proceed when a piece fires very much to the side when aiming. At page 17, at Question 10.
How it is not a general rule that the longer a piece’s barrel is, the further it fires; and how in making very long colobrine long cannons is a mistake too manifest and of much harm. At page 18, at Question 11.
Of the length of all species of pieces, and of the quantity of metal that commonly goes into each of them, and of the animals that are needed to transport them. At page 19, at Q. 11.
Of what length the barrel of each piece should be to have the length well proportioned. At page 20, at Question 12.
How, of necessity, there is a certain term or measure in the giving of powder, in which, by giving more or less powder to the piece than that certain measure, such a piece will always fire less. At page 20, at Question 13.
Which is better: to ram the powder very well in the piece or to leave it somewhat loose. At page 22, at Question 14.
What is the cause that with a schioppo handgun/musket one fires further by sight than one does with an archibuso arquebus, and yet the archibuso will make a greater passage in a common path than the schioppo.