£60

CATALOGUE.-PNEUMATIC MACHINES.

Blondel on throwing bombs. A. P. I. 150,165.

Mariotte on the recoil of fire arms. A. P. I,235.

Perrault’s machine for increasing the effectof fire arms. A. P. I. 272. Mach. A. 1.11 .

Lahire on projectiles. A. P. IX. 187, 198.1700. 205. H. 147.

Lahire on the theory of the air in powder.A. P. 1702. H. 9-

Cassini on the recoil. A. P. 1703. H. 98.Cassini on the effect of different charges. A.P.1707. H. 3.

Guisn6c’s Galilean theory. A. P. 1707. 140.H. 120.

Chevalier on the effect of powder. A. P.1707- 526. II. 152.

llessons on throwing bombs. A. P. 1716.

79 -

Ttessons on the forceof powder. A. P. 1719.II. 20. 1720. 1-1. 112.

Maupertuis on throwing bombs. A. P. 173).297. II. 72.

Belidor on gunpowder. M. Berl. 1734. IV.

116 .

Bigot de Morogue on the effects of powder,accordingto the laws of acceleratingforces.A. P. 1735. II. 98.

Leutinann on gunnery. C. Petr. IV. 265.Dulacq’s theory of the mechanism of artil-lery. A. P. 1740. II. 108.

Deidier on throwing bombs. A. P. 1741.11.153.

Report of a committee on gunnery. Ph. tr.1742. 172.

Found that The whole of the powder is not fired, that theball is moved before all that is fired takes effect; and thatthe longest chamber is the most efficacious.

Jlobir/s's new principles of gunnery. 11,1.Extr.Ph. tr. 1743. 437.

In support of the opinions controverted by the committee,as allowable approximations. Attributes the whole effectto fluids permanently clastic.

Missiessy on the escape of powder at thetouch hole. A. P, 1748. If. 28.

Duhaniei on the escape of powder at thetouch hole. A. P. 1750. 1. II. 30.lVArcy on the theory of artillery. A. P. 17-51.45. II. 1.

D'Jrcij Essai sur la thcovie de Partillerie.

Acc. A. P. 1760. H. 142.

Mon tale 111b ert on the rotation of balls. A. P..1755. 463. H. 34.

Montalembert on proving canuon'. A. P«1759.358.H. 227.

Vandelii on the force of steam in gunpowder.

C. Bon. 111.92 IV. 106.

Saluce on tbe elastic fluids produced fromgunpowder. M. Taur. ]. II.

Casali on the force of powder. C, Bon. V. ih345, 357.

Simpson's exercises.

Euler ’s gunnery, by Brown. 4. It. S.Anderson's gunnery.

Fortification and gunnery. Emers. nusc.242, 277.

Treatise on gunpowder and fire arms. 8.Glenie's history of gunnery. 8. R. S.

St. Auban sur les uouveaux systemes d’artil-lerie. 8. R. S.

*Borda on projectiles. A. P. 1769. 247* A*116.

Devalliere on the superiority of long tU1(Iheavy ])ieces of cannon. A. P. 1772- lU77. H. 44.

Exarnen de la poudre. 8. 1773. It. 1.Hutton 011 the forceof fired gunpowder. I’* 1 'tr. 1778. 50.

The powder appears to fire almost instantaneously,the force is nearly in the direct proportion of the powdebthe velocity in its subduplicate ratio, and in the subtiup' 1cate ratio of the ball inversely. The height and the ral) ®are therefore as the weight of powder.