Excerpt from A History and Handbook of Photography Arago placed the daguerreotype amongst the most remarkable conquests of genius, by the side of the tele scope and the electric battery. And indeed to every enlightened mind, the fixing of the image or picture of the camera Obscura or dark chamber by chemical agents, must appear a great event in the history of progress. An art so novel, capable of producing at the very outset such strange results, at once stamped itself as something grand, extraordinary, as a work full of vitality and vigour.