American Ocean Commerce - p130

doi:10.1038/scientificamerican03041893-130

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Position of the Planets in March - p131

doi:10.1038/scientificamerican03041893-131

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The Manufacture of Dynamite - pp132 - 133

doi:10.1038/scientificamerican03041893-132

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An Improved Gas Engine - p133

doi:10.1038/scientificamerican03041893-133

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An Improved Shock Binder - pp133 - 134

doi:10.1038/scientificamerican03041893-133a

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An Improved Extension Table - p134

doi:10.1038/scientificamerican03041893-134

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Storage Cells for Amateurs - p134

C. L. Woolley

doi:10.1038/scientificamerican03041893-134a

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A Monster Locomotive - p135

doi:10.1038/scientificamerican03041893-135

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Raising the Flag on the Steamship New York - pp136 - 137

doi:10.1038/scientificamerican03041893-136

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Extinct Monsters - pp137 - 138

doi:10.1038/scientificamerican03041893-137

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The Great Exposition-Doorways to the Transportation Building and the Woman's Building - pp138 - 139

doi:10.1038/scientificamerican03041893-138

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