xxxvm
CONTENTS,
Page
rated from fired powder, when reducedto the temperature of the atmosphere 49
Chap, 2. %he methods of measuring the greateji forceof fired powder at the injtant of explo-sion, in a vessel that can neither increaseinfuze nor alter in farm . 58
3. Of the modifications in the generation of the
elajlic fluid in the cylindric bore of fire-arms, when an objlacle is presented toits posing through the mouth of thepiece . 65
4. Of the initial velocity of projectiles, and the
law under which they are impelled from
fire-arms of cylindric bores . 74
I. Of experiments for ascertaining the resist-ance of the air to. bodies projected fromfire-arms .. 93,
Treatise on Fire-Arms.
PART I.
Of the Resistance of Fire-Armsto the Action of Gun-Powder 99Chap. i. Of the metals of which fire-arms are made I oz
2 . Of the hardness and tenacity of gun-metal m
3. Of the causes of pot striking against the
bores of guns . 122
4. Of the windage of fiot . J24
5. Of the figure and length of the bores of
gn»s ..... I29
6. Of the thickness of metal in fire-arms .... 135
7. Of casting artillery ... 146
8. Of the vents of guns . 153
9. Of the examination and proof of new X5<J
PART
A