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The American Association for the Advancement of Science - pp129 - 130
H. C. Hovey
doi:10.1038/scientificamerican09011883-129
Aspects of the Planets for September - pp132 - 133
doi:10.1038/scientificamerican09011883-132
Compound Double Acting Horizontal Engine - p134
doi:10.1038/scientificamerican09011883-134