SCIENTIFIC NEWS* g t « 



no means discoverable. But they have this singularity in 

 their arrangement, they are always found in groupes of six, 

 with their faces touching each other, and tlieir summits • 

 -meeting in one point. The union of these pyramids pro- 

 duces a cube, thoagh its sides are not perceivable, because 

 the bases of the pyramids are continued uninterruptedly 

 into the mavle, which is precisely of the same nature as the 

 substance of which they are formed. 



In the course of seven months, from October 1805 to Plantations cf 

 april 1806, Mr. Curwen, of Workington hall, in Cumber- f°'"«^'*''^«^' 

 land, planted on 400 acres of land upwards of 1208000 

 forest trees, for which he was adjudged the gold medal of 

 the Society of Arts. He likewise {)Ianted 961OO trees in 

 other places within the same period. Nearly half of the 

 whole number consisted of larches. 



A gold medal was likewise voted to Dr. W. Thackeray, of 

 Chester, for having planted on the estate of his stepson and 

 ward, between October 1804 and June 1808, on 171 acres of 

 land, 1133759 forest and 114 fruit trees. 



Mr. Congreve, of Aldermaston house, in Berkshire, has Plantation of 

 ptanted, since the beginning of 1802, upwards of 74 acres oaks, 

 of land with oaks, for which he received the premium of the 

 gold medal. 



Mr. Robert Baugh, of Llanymynech, in Shropshire, has Mapof Shio|J- 

 HJIceived the silver medal of the Society of Arts, and 15 ^*^"'^* 

 guineas, as a premium for his nine-sheet map of Shropshire, 

 published last year from an actual survej'. 



In order to confute the idea, that the silk-weavers of this DooWebro- 

 country could not produce manufactures equal to the French, ^^^^ weaving. 

 a society was formed some time ago, termed the Flag Asso- 

 ciation, with a view to the production of such a specimen of 

 double brocade weaving as had never before been attempted. 

 In consequence there is now in the loom a flag two yards 

 wide, the ground a rich crimson satin on both sides, and 

 brocaded on each side alike, with appropriate colours taste- 

 fully and elegantly shaded by the artist. 



'Upon its surface will appear w«v»a within an oval, a fe- 

 male figure emblematic of the art of Weaving, reclining with 

 pensive aspect on a remnant of brocade, lamenting the ne- 

 glected state of this manufacture. A figure of Enterpris* 



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