Table of contents
March 27, 1869, Volume 20 No 13 pp193-206
About the coverBusiness and Personal
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Top of pageArticles
Intermittent Springs—Error in the Works on Physics - pp193 - 194
doi:10.1038/scientificamerican03271869-193a
Dyeing in France and Contributions of Modern Science to the Art - pp194 - 196
E. R. Mudge
doi:10.1038/scientificamerican03271869-194
The Manufacture of Iron—The Radcliffe Process - p199
doi:10.1038/scientificamerican03271869-199
Manufacture of Pressed and Cut Glass Ware - p199
doi:10.1038/scientificamerican03271869-199a
Douglas' Improved Patent Globe Valve - pp200 - 201
doi:10.1038/scientificamerican03271869-200
Canadian Patents—How Not to Get Them - pp201 - 202
doi:10.1038/scientificamerican03271869-201d
Manufacturing, Mining, and Railroad Items - p203
doi:10.1038/scientificamerican03271869-203b
Recent American and Foreign Patents - pp203 - 204
doi:10.1038/scientificamerican03271869-203c
