Scientific American. Ill AUGUST 14, 1897.] … itants of the town is about 30,000, of whom about 20,000 CROOKES TUBES AND ROENTGEN’S are Europeans. There are, approximately, about 54 Ready September’ 1$t, am. miles of streets in the town as follows: Main thorough- Photography.—The new photography as performed b; the use oF Crookes tubes Xs a…
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