Table of contents
March 6, 1869, Volume 20 No 10 pp145-157
About the coverBusiness and Personal
Top of page
Top of pageArticles
Improvement in Machine for Making Paper Pulp, Driving Reins for Horses - p145
doi:10.1038/scientificamerican03061869-145
The Darien Ship Canal—Water Communication between the Atlantic and Pacific - p153
doi:10.1038/scientificamerican03061869-153a
Coloring of Marble and Other Building Stones—A New Process - pp153 - 154
doi:10.1038/scientificamerican03061869-153c
Manufacture of Artillery Powder in England - p154
doi:10.1038/scientificamerican03061869-154
Improvements in Enameling Iron Ware - pp154 - 155
doi:10.1038/scientificamerican03061869-154a
Applications before Congress for the Extension of Patents - p155
doi:10.1038/scientificamerican03061869-155
Manufacturing, Mining, and Railroad Items - p156
doi:10.1038/scientificamerican03061869-156a
Recent American and Foreign Patents - pp156 - 157
doi:10.1038/scientificamerican03061869-156c
