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Another Movement for a Swiss Patent Law - pp64 - 65
doi:10.1038/scientificamerican02021884-64a
Proportions for Vessels of Light Draught - p65
doi:10.1038/scientificamerican02021884-65a
Automatic Machine for Cutting Paper and Cardboard - p66
doi:10.1038/scientificamerican02021884-66a
The Propeller, Bone—a Contribution to Science - p67
C. Marion Dodson
doi:10.1038/scientificamerican02021884-67