Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 422
so fast that the increase insize may be watched not only from day to daybut from hour to hour, or even from minute tominute. A growth similar to that familiar to allin the frost forms may be made experimentallywith many solutions. Try putting a small amountof a solution of tartaric acid, alum, or… … VARIOUS FORMS OF CRYSTALS: 5, RUBY, SAPPHIRE; 6, TOPAZ; 7, EMERALD. 270 NATURE AND SCIENCE FOR YOUNG FOLKS [Jan.,
Children's literature
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