Table of contents
December 12, 1874, Volume 31 No 24 pp367-380
About the coverBusiness and Personal
Index
Top of page
Top of pageArticles
The Coal and Iron Products of the World - p369
doi:10.1038/scientificamerican12121874-369
The Underground Railway, New York City - pp371 - 372
doi:10.1038/scientificamerican12121874-371
The City of Pittsburgh and Its Industries - p376
doi:10.1038/scientificamerican12121874-376
New Railway Tunnel under the Hudson River, between New York and Jersey City - p376
doi:10.1038/scientificamerican12121874-376a
