es in contact with the flame, and dition in which they may be preserved for several years, tened over his wells. The bottom was beneath the surface a long, brilliant, dazzling sheet of light, lasting for a second and thus avoid the tremendous waste which accompanies of the water in the reservoir,… … PHOTOGRAPHING BY THE MAGNESIUM LIGHT. tense glow may be avoid- their houses and prepar- ed. Once the proper pro- ing their food. Colonel portion of magnesium powder has been ascertained, several Orr states that he has examined this well carefully, and every fruit farm in France possesses apparatus…
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