_So as to be held in the hand._ _To actual temperature._ Min. Min. Tin in 6 In 17 Silver in 9 In 26 Gold in 9-1/2 In 28 Copper in 10 In 31 Iron in 11 In 35 Having placed in the same oven five other bullets, placed the same and separated from each other, their refrigeration was in the following proportions. _So as to be held in the hand._ _To actual temperature._ Min. Min. Antimony in 6-1/2 In 25 Bismuth in 7 In 26 Lead in 8 In 27 Zinc in 10-1/2 In 30 Emery in 11-1/2 In 38 In the same oven, and in the same manner, another bullet of Bismuth was placed, with six other bullets, which cooled, _So as to be held in the hand._ _To actual temperature._ Min. Min. Antimony in 6 In 23 Bismuth in 6 In 25 Bismuth in 6 In 25 Lead in 7-1/2 In 28 Silver in 9-1/2 In 30 Zinc in 10-1/2 In 32 Gold in 11-1/2 In 34 Emery in 13-1/2 In 39 There was put in the same oven a bullet of glass, another of tin, one of copper, and one of iron, and they cooled, _So as to be held in the hand._ _To actual temperature._ Min. Min. Tin in 8 In 27 Glass in 8-1/2 In 22 Copper in 14 In 42 Iron in 16 In 50 Bullets of gold, glass, porcelain, gypsum, and gres, were heated together, and cooled, _So as to be held in the hand._ _To actual temperature._ Min. Min. Gypsum in 8 In 24 Porcelain in 8-1/2 In 25 Glass in 2 In 26 Gres in 10 In 32 Gold in 14-1/2 In 45 Bullets of silver, common marble, hard stone, white marble, and soft calcareous stone of Anieres, near Dijon, were heated like the former, and cooled,