Table of contents

Premiums for Agricultural Societies - p2

doi:10.1038/scientificamerican09181852-2a

The Flying Ship - p2

doi:10.1038/scientificamerican09181852-2b

Lemon Juice for Acute Rheumatism - p2

doi:10.1038/scientificamerican09181852-2c

Great Artificial Harbor - p2

doi:10.1038/scientificamerican09181852-2d

The Steamboat Inspectors - p2

doi:10.1038/scientificamerican09181852-2e

Ventilation of Railroad Cars - p2

doi:10.1038/scientificamerican09181852-2f

Perpetual Motion Again - p2

doi:10.1038/scientificamerican09181852-2g

Hot and Cool - p2

doi:10.1038/scientificamerican09181852-2h

Weevil in Wheat - p2

doi:10.1038/scientificamerican09181852-2i

To Millwrights - p3

doi:10.1038/scientificamerican09181852-3

Sensation of Heat - p3

doi:10.1038/scientificamerican09181852-3a

Pigeons - p3

doi:10.1038/scientificamerican09181852-3b

The Cranberry - p3

doi:10.1038/scientificamerican09181852-3c

Chocolate - p3

doi:10.1038/scientificamerican09181852-3d

Population of the United States - p3

doi:10.1038/scientificamerican09181852-3e

Recent Foreign Inventions - p3

doi:10.1038/scientificamerican09181852-3f

Great Iron Steamer - p3

doi:10.1038/scientificamerican09181852-3g

Poison of Fusil Oil—Chloroform - p3

doi:10.1038/scientificamerican09181852-3h

Hat Bodies - p4

doi:10.1038/scientificamerican09181852-4

Improved Carriage Wheels - p4

doi:10.1038/scientificamerican09181852-4a

Improved Grain Separator - p4

doi:10.1038/scientificamerican09181852-4b

Improvement in Looms - p4

doi:10.1038/scientificamerican09181852-4c

Rings for Spinning Frames - p4

doi:10.1038/scientificamerican09181852-4d

Improved Wagon Brake - p4

doi:10.1038/scientificamerican09181852-4e

For Daguerreotypists - p4

doi:10.1038/scientificamerican09181852-4f

Life Buoy for Steamboat Accidents - p4

doi:10.1038/scientificamerican09181852-4g

Long's New Bridge - p4

doi:10.1038/scientificamerican09181852-4h

Turner's Railroad Coupling - p4

doi:10.1038/scientificamerican09181852-4i

Hind the Astronomer - p4

doi:10.1038/scientificamerican09181852-4j

Competitors for the Prizes - p4

doi:10.1038/scientificamerican09181852-4k

Connecticut Freestone Quarries - p4

doi:10.1038/scientificamerican09181852-4l

Our New Volume - p5

doi:10.1038/scientificamerican09181852-5

The New Safety Steamboat Law - p5

doi:10.1038/scientificamerican09181852-5a

Scientific and Mechanical Institutes - p5

doi:10.1038/scientificamerican09181852-5b

A Claimant for the American Reaper - p5

doi:10.1038/scientificamerican09181852-5c

Spontaneous Combustion - p5

doi:10.1038/scientificamerican09181852-5d

Observatories - p5

doi:10.1038/scientificamerican09181852-5e

Safety of Railroads versus Steamboats - p5

doi:10.1038/scientificamerican09181852-5f

Patent Law of the United States Applied to Englishmen - p5

doi:10.1038/scientificamerican09181852-5g

Information Wanted - pp5 - 6

doi:10.1038/scientificamerican09181852-5h

PDF (693 KB)

Amendment to the Patent Laws - p6

doi:10.1038/scientificamerican09181852-6

PDF (411 KB)

Comets - p6

doi:10.1038/scientificamerican09181852-6a

PDF (411 KB)

A Railroad in Broadway - p6

doi:10.1038/scientificamerican09181852-6b

PDF (411 KB)

To Correspondents - p7

doi:10.1038/scientificamerican09181852-7

Back Numbers and Volumes - p7

doi:10.1038/scientificamerican09181852-7a

Patent Claims - p7

doi:10.1038/scientificamerican09181852-7b

Patent Laws, and Guide to Inventors - p7

doi:10.1038/scientificamerican09181852-7c

Oxygen - p8

doi:10.1038/scientificamerican09181852-8

Carbonic Acid - p8

doi:10.1038/scientificamerican09181852-8a

Red River - p8

doi:10.1038/scientificamerican09181852-8b

Rare Curiosities - p8

doi:10.1038/scientificamerican09181852-8c

Blasting Rooks Under Water - p8

doi:10.1038/scientificamerican09181852-8d

New Chain Machine - p8

doi:10.1038/scientificamerican09181852-8e

Mechanics - p8

doi:10.1038/scientificamerican09181852-8f