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Elevated and Trolley Tracks on the New Bridges - p214
doi:10.1038/scientificamerican09261903-214a
Merchants' Association on City Transit - p214
doi:10.1038/scientificamerican09261903-214c
Torpedo Experiments with the “Belleisle” by the British Admiralty - pp214 - 215
doi:10.1038/scientificamerican09261903-214d
Eucalypts and the World's Fuel - p215
V. E. Cline
doi:10.1038/scientificamerican09261903-215
Revolving Lanterns for Lighthouses - pp217 - 218
doi:10.1038/scientificamerican09261903-217
Communication with Trains by Wireless Telegraphy - pp220 - 221
doi:10.1038/scientificamerican09261903-220a
Piedras Negras, a Newly Discovered Prehistoric City in Guatemala - pp221 - 222
Charles C. Willoughby
doi:10.1038/scientificamerican09261903-221
Callitypy—A New Way of Using the Typewriter - p222
Jacob Backes
doi:10.1038/scientificamerican09261903-222