[ '78 ] 
of Powder colle&ed, were as follows j the Charge in 
the fhort Barrel being Twelve Penny- weight : 
Difcharge. Weight of Slugs. Powder colle&ed. 
I. 
Ounces . dwt. 
g r - 
dwt . 
g r ' 
2-. 
13. 
o. 
I. 
3* 
II. 
2. 
1 1 . 
14. 
O. 
17. 
III. 
2. 
12. 
0. 
O. 
8. 
IV. 
5- 
5- 
6. 
O. 
13. 
V. 
5. 
3* 
O. 
O. 
The Powder ufed in all thefe Experiments, made 
before the Committee, was prefented to them by 
Mr. Walt on y and is fuch as he makes for the Kings 
Service. To afeertain as nearly as poflible, that the 
Powder had not undergone any confiderable Altera- 
tion by Damps or otherwife, a Standard Experiment 
was previoufly made at every Meeting, with the fhort 
Barrel charged with Twelve Penny-weight of Powder, 
and with a Ball of Twenty-four Penny- weight; and the 
Quantity of Powder colle&ed was from One Penny- 
weight Eight Grains, to One Penny- weight Twelve 
Grains ; which is as great a Regularity as can well be 
expe&ed. This Powder of Mr. Walton being fifted, 
and divided into a fine and a large Sort , the follow- 
ing Difcharges were made with Twelve Penny- weight 
of each, and Ball as ufual : 
Difcharges with 
Powder 
colle&ed 
fine Powder. 
dwt . 
g r - 
4. 
II. 
21. 
Ill 
12. 
In this Third Experiment the Bullet, not being fo 
exadtly turned as the others, was rammed down with 
great force. Dif- 
