Table of contents


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Departments

Correspondence

Correspondence p6

doi:10.1038/scientificamerican01031891-6


Recently Patented Inventions

Recently Patented Inventions p10

doi:10.1038/scientificamerican01031891-10


Business and Personal

Business and Personal p10

doi:10.1038/scientificamerican01031891-10b


Notes and Queries

Notes and Queries pp10 - 11

doi:10.1038/scientificamerican01031891-10c


Index

Index of Inventions p11

doi:10.1038/scientificamerican01031891-11


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Articles

Excavating and Pipe Laying Apparatus in Use on the Brooklyn Aqueduct pp1 - 2

doi:10.1038/scientificamerican01031891-1


The New Cruiser Newark p2

doi:10.1038/scientificamerican01031891-2


Official Proclamation of the Great Fair pp2 - 3

doi:10.1038/scientificamerican01031891-2a


Progress of the Great Railway Tunnel Under the Hudson River p3

doi:10.1038/scientificamerican01031891-3


New Terminus of Pennsylvania Railroad in Jersey City p3

doi:10.1038/scientificamerican01031891-3a


The Photographic Necktie p4

doi:10.1038/scientificamerican01031891-4


A Combined Harrow and Cutter p4

doi:10.1038/scientificamerican01031891-4a


An Improved Scissors Grinder p4

doi:10.1038/scientificamerican01031891-4b


The Worcester Chemical Fire Pail p5

doi:10.1038/scientificamerican01031891-5


A Projectile Rotated by the Explosive p5

doi:10.1038/scientificamerican01031891-5a


A Journal Cap for Wood-Working Machines p5

doi:10.1038/scientificamerican01031891-5b


Photographic Notes pp6 - 7

doi:10.1038/scientificamerican01031891-6a


Bacillus of Tuberculosis p7

doi:10.1038/scientificamerican01031891-7


Metallo Chromes p8

Geo. M. Hopkins

doi:10.1038/scientificamerican01031891-8


Horizontal Triple Expansion Engine pp8 - 9

doi:10.1038/scientificamerican01031891-8a


Remarkable Rail-Way Collision in Iowa p9

doi:10.1038/scientificamerican01031891-9


Scientific American Building Edition p10

doi:10.1038/scientificamerican01031891-10a


To Inventors p11

doi:10.1038/scientificamerican01031891-11a


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