A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE. MECHANICS. CHEMISTRY AND MANUFACTURES. Vol. LXXIVNo. VACUUM TUBE ILLUMINATION BY THE D. McFARLAN MOORE SYSTEM. LIGHTING TUBES BY INDUCTION. VIBRATOR VACUUM TUBE SIGNS AND LETTERS. GENERAL VIEW OF LABORATORY LIGHTED BY VACUUM TUBES. VACUUM TUBE LIGHTING BY INDUCTION FROM INCANDESCENT CIRCUIT., scientific american, 1896-02-29

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