on having an appreciable duration of only fifteen seconds. In air, or burning gas, if it may be so called, by its heat under identical conditions, aud will have a great influence selecting this form it has been the author’s object to obtain acquired an ascensive force, but by the rapid forward mo-… … the axis of the earth, or make with the horizon ‘an a field remote from any combustible material. angle equal to the latitude of the place. When the When he went to get them he found them burned, and six quarter-dollars that were in the pocket dial has been regulated at the place selected a da-…
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