Caissons for Pier-Building - pp81 - 82

doi:10.1038/scientificamerican08071869-81

PDF (525 KB)

Objects of Interest on a Guano Island - p82

doi:10.1038/scientificamerican08071869-82

PDF (149 KB)

Effect of Magnetism on Time-Pieces - pp82 - 83

doi:10.1038/scientificamerican08071869-82a

PDF (307 KB)

On Ropemaking - p83

doi:10.1038/scientificamerican08071869-83

PDF (177 KB)

The Diamond Bone Mill - p84

doi:10.1038/scientificamerican08071869-84

PDF (261 KB)

The Shad Fisheries of the Hudson - pp84 - 85

doi:10.1038/scientificamerican08071869-84a

PDF (555 KB)

Adverse Report on the East River Bridge - pp85 - 86

doi:10.1038/scientificamerican08071869-85

PDF (467 KB)

A New Lamp Extinguisher - p88

doi:10.1038/scientificamerican08071869-88

PDF (282 KB)

Balancing Heavy Cylinders - p89

doi:10.1038/scientificamerican08071869-89

PDF (268 KB)

Small Inventions most Profitable - p89

doi:10.1038/scientificamerican08071869-89a

PDF (268 KB)

Obituary—Death of John A. Roebling - p89

doi:10.1038/scientificamerican08071869-89b

PDF (268 KB)

Currency Reform Needed—How it may be Accomplished - pp89 - 90

doi:10.1038/scientificamerican08071869-89c

PDF (402 KB)

Joshua Shaw, Artist and Inventor—The Early History of the Copper Percussion Cap - p90

doi:10.1038/scientificamerican08071869-90

PDF (155 KB)

Calculation of the Amount of Ice which can be Produced from a Given Amount of Coal in the Modern Ice Machine - p91

P. H. Vander Weyde, M. D.

doi:10.1038/scientificamerican08071869-91

PDF (244 KB)

Manufacturing, Mining, and Railroad Items - p91

doi:10.1038/scientificamerican08071869-91a

PDF (244 KB)

Answers to Correspondents - pp91 - 92

doi:10.1038/scientificamerican08071869-91b

PDF (389 KB)

Recent American and Foreign Patents - pp92 - 93

doi:10.1038/scientificamerican08071869-92a

PDF (441 KB)

Official List of Patents - pp93 - 94

doi:10.1038/scientificamerican08071869-93

PDF (686 KB)

Applications for Extension of Patents - p94

doi:10.1038/scientificamerican08071869-94

PDF (450 KB)