Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 769
t radium good enough to enable one to seemost of these strange things for himself can behad for less than one dollar the grain. There is also another reason besides the costwhy radium is not likely to become a householdconvenience : it would very likely be extremelydangerous to stay in a room with… … A PHOTOGRAPH OF A PIECE OF WELSBACH MANTLE TAKEN BYITS OWN INVISIBLE RAYS. or a guinea-pig; and two or three men whowere rash enough to carry a little tube contain-ing radium in their waistcoat pockets developeddangerous sores where the skin was pelted mostvigorously. Still, like a great many other…
Children's literature
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