Table of contents


Top

Departments

Correspondence

Correspondence pp324 - 326

doi:10.1038/scientificamerican11181871-324


Business and Personal

Business and Personal p330

doi:10.1038/scientificamerican11181871-330


Top

Articles

Improved Tunneling Drill pp319 - 320

doi:10.1038/scientificamerican11181871-319


Electricity at the American Institute Exhibition p320

doi:10.1038/scientificamerican11181871-320


Trial of Fire Arms p320

doi:10.1038/scientificamerican11181871-320a


Mammoth Cave and How it was Made p321

doi:10.1038/scientificamerican11181871-321


The Humboldt Monument p322

doi:10.1038/scientificamerican11181871-322


Williams' Improved Axle Box for Railway Cars p323

doi:10.1038/scientificamerican11181871-323


An Explosion on the Sun p323

doi:10.1038/scientificamerican11181871-323a


Bebout's Rafter Hook p326

doi:10.1038/scientificamerican11181871-326


Evaporative Power of Boilers p327

doi:10.1038/scientificamerican11181871-327


The Open Polar Sea p327

doi:10.1038/scientificamerican11181871-327a


The Sale of Patented Articles p327

doi:10.1038/scientificamerican11181871-327b


How to Prevent and How to Extinguish Fires pp327 - 328

doi:10.1038/scientificamerican11181871-327c


The Proposed Exhibition of Vienna, in 1873 p328

doi:10.1038/scientificamerican11181871-328


Fireproof Buildings for Preserving Public Records p328

doi:10.1038/scientificamerican11181871-328a


Scientific Intelligence pp328 - 329

doi:10.1038/scientificamerican11181871-328b


Recent Patent Decisions p329

doi:10.1038/scientificamerican11181871-329


Answers to Correspondents pp329 - 330

doi:10.1038/scientificamerican11181871-329a


Queries p330

doi:10.1038/scientificamerican11181871-330a


Applications for Extension of Patents p330

doi:10.1038/scientificamerican11181871-330b


Recent American and Foreign Patents p331

doi:10.1038/scientificamerican11181871-331


Official List of Patents pp331 - 332

doi:10.1038/scientificamerican11181871-331a


Top

Extra navigation

ADVERTISEMENT