English Gunpowder.
| 1250[491] cir. | 1482[492] cir. | 1569[493] | 1578[494] | 1588[495] | 1595[496] | 1695[497] | |
| Salpetre | 41.2 | 66.6´ | 50.0 | 66.6´ | 71.4 | 75.0 | 75 |
| Charcoal | 29.4 | 22.2´ | 33.3´ | 16.6´ | 14.3 | 12.5 | 15 |
| Sulphur | 29.4 | 11.1´ | 16.6´ | 16.6´ | 14.3 | 12.5 | 10 |
N.B.—All these writers give the proportions of gunpowder in their own times.
TABLE VIII.
Foreign Gunpowder.
| France[498] 1338 | Sweden[499] 1560 | Germany[500] 1595 | Denmark[501] 1608 | France[502] 1650 | Sweden[503] 1697 | Germany[504] 1882 | |
| Saltpetre | 50 | 66.6´ | 52.2 | 68.3 | 76.5 | 73 | 78 |
| Charcoal | ? | 16.6´ | 26.1 | 23.2 | 13.6 | 17 | 19 |
| Sulphur | 25 | 16.6´ | 21.7 | 8.5 | 10.8 | 10 | 3 |