The Gorilla - p63

doi:10.1038/scientificamerican02031877-63

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Some Suggestions for Future Polar Expeditions - p64

doi:10.1038/scientificamerican02031877-64

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Mind Reading and Conjurors - p64

doi:10.1038/scientificamerican02031877-64a

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The Cost of the East River Bridge - pp64 - 65

doi:10.1038/scientificamerican02031877-64b

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The Migrations and Dispersal of Animals - p65

doi:10.1038/scientificamerican02031877-65

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The Cause of the Delay in Issuing the Patents - p65

doi:10.1038/scientificamerican02031877-65a

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Improved Compound Engine - p66

doi:10.1038/scientificamerican02031877-66

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A New Tube Expander - p66

doi:10.1038/scientificamerican02031877-66a

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A New Food Steamer - p67

doi:10.1038/scientificamerican02031877-67

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Natural Hygroscopes - p67

doi:10.1038/scientificamerican02031877-67a

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New York Academy of Sciences - p67

doi:10.1038/scientificamerican02031877-67b

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Hippopotamus Dentistry - pp67 - 68

doi:10.1038/scientificamerican02031877-67c

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Communications - p68

doi:10.1038/scientificamerican02031877-68

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Practical Mechanism - p69

Joshua Rose

doi:10.1038/scientificamerican02031877-69

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The Respiration of Roots - p70

doi:10.1038/scientificamerican02031877-70

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Improved Locomotive Spark Arrester - p70

doi:10.1038/scientificamerican02031877-70a

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The Prickly Comfrey - p71

doi:10.1038/scientificamerican02031877-71

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Chemical Magic - pp71 - 72

doi:10.1038/scientificamerican02031877-71a

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Chemical Progress in 1876 - pp72 - 73

doi:10.1038/scientificamerican02031877-72

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Œdema Glottidis - p73

doi:10.1038/scientificamerican02031877-73

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Astronomical Notes - pp73 - 74

doi:10.1038/scientificamerican02031877-73a

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Recent American and Foreign Patents - p74

doi:10.1038/scientificamerican02031877-74a

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New Agricultural Inventions - p74

doi:10.1038/scientificamerican02031877-74b

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New Miscellaneous Inventions - p74

doi:10.1038/scientificamerican02031877-74c

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New Household Inventions - p74

doi:10.1038/scientificamerican02031877-74d

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New Woodworking and House and Carriage Building Inventions - p74

doi:10.1038/scientificamerican02031877-74e

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Communications Received - p75

doi:10.1038/scientificamerican02031877-75b

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