[CONTENTS.]
| Some experiments and remarks on the changes which bodies are capable of undergoing in darkness, and on the agent producing these changes, by Robert Hunt, | [33] |
| Railroad to the Pacific, | [35] |
| Experiments on the colored films formed by iodine, bromine, and chlorine, upon various metals, by Augustus Waller, M. D., | [36] |
| Iodine with silver and copper, | [39] |
| Bromine with silver and copper, | [40] |
| Chlorine with silver and copper, | [40] |
| Iodine with titanium, | [40] |
| Bromine with titanium, | [40] |
| Chlorine with titanium and copper, | [40] |
| Iodine with bismuth and silver, | [40] |
| Iodine with mercury, | [40] |
| Bromine with mercury and copper, | [41] |
| Chlorine with mercury and copper, | [41] |
| Bromine with lead, | [41] |
| Iodine with iron, | [41] |
| The American electric telegraph, | [42] |
| Iron pavement, | [43] |
| Claudet's specification, | [44] |
| Interesting experiment with strychnia, | [48] |
| Editorial—Operation of light on silver surfaces, | [49] |
| Letter from L. L. Hill, | [50] |
| Papers of S. A. Wolcott, | [51] |
| The natural colors in photography, | [52] |
| Our Daguerreotypes—Butler—E. Long—L. M. Ives—N. E. Sissons— J. D. Wells, | [53] |
| Submarine telegraph between England and France, | [53] |
| Action of solutions of chlorides and air on mercury, | [55] |
| The heat of combinations, | [55] |
| Daguerreotype, by John Johnson, | [56] |
| Galvanized Daguerreotype plates, | [57] |
| Answers to Correspondents, | [58] |
| Advertisements, | [59] |
| Artists' Register, | [63] |
S. J. THOMPSON,
WOULD most respectfully announce to the public, that he has one of the best sky-lights in the United States, and is prepared to execute Daguerreotypes. Likenesses of all sizes, put up in every style of the Art.
No. 57 State-street, Albany, N. Y.
21y