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||PAGE
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|Wave-Action in Nature
|1
|-
|Instinct in Insects I
|12
|-
|The Doctrine of Natural Selection
|22
|-
|The Black Death in New England
|28
|-
|The New Psychology
|32
|-
|Ocean-Cables
|38
|-
|The Study of Sociology X
|45
|-
|The Borers of the Sea
|60
|-
|On the Causes Which Operate to Create Scientific Men
|65
|-
|The Sherman Astronomical Expedition
|72
|-
|The Battle of Life Among Plants
|75
|-
|The Hippopotamus and her Baby
|85
|-
|Euthanasia
|90
|-
|Freezing of Plants and Animals
|96
|-
|Professor Tyndall's Deed of Trust
|100
|-
|Sketch of Sir G. B. Airy
|101
|-
|Correspondence
|105
|-
|Editor's Table
|113
|-
|Literary Notices
|120
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|Miscellany
|123
|-
|Notes
|128
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|The Constitution of Nebulae
|129
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|The Hygiene of the Ear
|139
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|Economy of Railway Locomotion
|146
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|Instinct in Insects II
|149
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|A Scientific Home Missionary
|159
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|The Study of Sociology XI
|172
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|Domestic Economy of Fuel I
|193
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|Nature and Origin of the Drift-Deposits of the Northwest I
|202
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|Some Observations on Niagara
|210
|-
|State Geological Surveys
|226
|-
|Natural Selection in Politics
|230
|-
|Baron Liebig
|232
|-
|Correspondence
|235
|-
|Editor's Table
|243
|-
|Literary Notices
|247
|-
|Miscellany
|249
|-
|Notes
|255
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|colspan=2|
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|How the Sea-Depths are Explored
|257
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|The Physiology of Death
|270
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|Nature and Origin of the Drift-Deposits of the Northwest II
|286
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|Domestic Economy of Fuel II
|297
|-
|On the Hereditary Transmission of Acquired Psychical Habits
|303
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|The Longevity of Trees
|321
|-
|Early Hindoo Mathematics
|334
|-
|The Study of Sociology XII
|340
|-
|Venus on the Sun's Face
|355
|-
|Evolution and Mind
|359
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|In Quest of the Pole
|363
|-
|John Stuart Mill
|367
|-
|Editor's Table
|389
|-
|Literary Notices
|392
|-
|Miscellany
|396
|-
|Notes
|399
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|colspan=2|
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|Electric Telegraphs
|401
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|The Study of Sociology XIII
|419
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|Footprints in the Rocks
|428
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|The Nature and Influence of Foods
|441
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|Lunar Temperatures
|448
|-
|The Problems of the Deep Sea
|451
|-
|Condensed Milk in England
|466
|-
|Lowly Vegetable Forms
|469
|-
|The Weather and the Sun
|479
|-
|Orientals at Vienna
|493
|-
|The Morbid Effects of Heat
|497
|-
|Sketch of Professor Coffin
|503
|-
|Correspondence
|509
|-
|Editor's Table
|510
|-
|Literary Notices
|513
|-
|Miscellany
|519
|-
|Notes
|527
|-
|colspan=2|
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|The Glass-Sponges
|529
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|The Constitution of Matter
|547
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|The Great Nebula in Orion
|564
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|Old Continents
|573
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|Magneto-Electric Illumination
|584
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|The Study of Sociology XIV
|594
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|The Intellectual Powers of Birds
|614
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|Hypnotism in Animals I
|618
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|Tongueless Speech
|627
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