href="@public@vhost@g@gutenberg@html@files@49524@[email protected]#Origin_of_Insurance" class="pginternal" tag="{http://www.w3.org/1999/xhtml}a">Origin of Insurance, 163. —Stockbrokers, 164. —Tampering with Public Credit, —Over-speculation, 165. —Value of Horses, —Friendly Societies, 166. —Wages heightened by Improvement in Machinery, 167. —Giving Employment, —Never sign an Accommodation Bill, 168. —A Year’s Wills, 169.

VI.—Progress of Science, 171-232:

What human Science has accomplished, —Changes in Social Science, 171. —Discoverers not Inventors, 172. —Science of Roger Bacon, 173. —The One Science, 174. —Sun-force, 175. —“The Seeds of Invention,” 176. —The Object of Patents, —Theory and Practice, —Watt and Telford, 177. —Practical Science, —Mechanical Arts, 178. —Force of Running Water, —Correlation of Physical Forces, —Oil on Waves, 180. —Spontaneous Generation, —Guano, —What is Perspective? 181. —The Stereoscope, —Burning Lenses, 182. —How to wear Spectacles, —Vicissitudes of Mining, 183. —Uses of Mineralogy, 185. —Our Coal Resources, —The Deepest Mine, 186. —Iron as a Building Material, 189. —Concrete, not new, —Sheathing Ships with Copper, 190. —Copper Smelting, —Antiquity of Brass, —public@vhost@g@gutenberg@html@files@49524@[email protected]#Brilliancy_of_the_Diamond"