of the words, curbonum pulvere; which he wrote Lura nope cum ubre.
This looks as though he considered it a secret; not necessarily his invention, but a dangerous compound not adapted for the use of the vulgar.
Michael Schwartz, a Cordelier monk, of Goslar, in Germany, about A. D. 1320, seems to have combined the three ingredients, and has been credited with the discovery.
A commemorative statue of Schwartz was erected in 1853, at Freiburg.
Artillery was known in France in 1345.
In 1356, the city of Nuremberg purchased gunpowder and cannon.
The same year Louvain employed thirty cannon at the battle of Santfliet against the Flemings.
In 1361, a fire broke out at Lubec from the careless use of gunpowder.
In 1363, the Hanse towns used gunpowder in a conflict with the Danes.
It is commonly stated that gunpowder was first made in England, at periods varying from 1411 to 1438; but recent research by Rev. Joseph Hunter has brought to light records of its manufacture for
box detached from the loom.
The box is perforated with as many holes as there are warp-threads, and rods connected with each thread are suspended over it. The pattern-cards are perforated to correspond with the figure to be woven.
As the box revolves, carrying the cards successively over its faces, the rods drop down whenever the holes in the cards and box coincide, each rod lifting its own warp-thread.
The cards are hung together in an endless belt, as shown in the figure.
See also pages 1356, 1357.
Pattern-card of Jacquard loom.
（Weaving.) A device for automatically bringing to the picker, according to the sequence required by the pattern, the shuttles in the shuttle-boxes at the ends of the race.
In Fig. 3570, the patternchain is shown passing over the wheel M. It has links of varying hight, which, as they pass beneath the roller on lever I, raise it to a greater or lesser hight, and with it the rod G and the shuttle-box at its summit, and so bring t