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Departments

Correspondence

Correspondence p38

doi:10.1038/scientificamerican07201861-38


Notes and Queries

Notes and Queries p46

doi:10.1038/scientificamerican07201861-46


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Articles

Vent Stopper for Cannon p33

doi:10.1038/scientificamerican07201861-33


The Mystery of Comets' Tails p33

doi:10.1038/scientificamerican07201861-33a


The War p34

doi:10.1038/scientificamerican07201861-34


Congress—The President's Message—Reports of the Secretaries of the Treasury, War and Navy pp34 - 35

doi:10.1038/scientificamerican07201861-34a


Recent American Inventions pp35 - 36

doi:10.1038/scientificamerican07201861-35


Corn Leaf and Grass Paper pp36 - 37

doi:10.1038/scientificamerican07201861-36


Nova Scotia Patent Law p39

doi:10.1038/scientificamerican07201861-39


Trial Trip of the Steamer “Shantung” pp39 - 40

doi:10.1038/scientificamerican07201861-39a


New Destructive Cannon—Shellproof Vessels p41

doi:10.1038/scientificamerican07201861-41


Condition of the Patent Office p41

doi:10.1038/scientificamerican07201861-41a


General Butler p41

doi:10.1038/scientificamerican07201861-41b


Army Rifles p41

doi:10.1038/scientificamerican07201861-41c


The Scientific American's Advice to Our Soldiers—Malaria and Its Remedies p42

doi:10.1038/scientificamerican07201861-42


Thatcher's Comet p42

doi:10.1038/scientificamerican07201861-42a


Electrical Science p43

doi:10.1038/scientificamerican07201861-43


Wages of the Poorer British Classes p43

doi:10.1038/scientificamerican07201861-43a


Patent Claims pp44 - 45

doi:10.1038/scientificamerican07201861-44


To Our Readers p45

doi:10.1038/scientificamerican07201861-45


Instructions about European Patents pp46 - 48

doi:10.1038/scientificamerican07201861-46a


Allen's Clothes Dryer p48

doi:10.1038/scientificamerican07201861-48


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