| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| Ralph Gurney's Oil Speculation | Otis, James, 1848-1912 | en | Oil fields -- Juvenile fiction; Prospecting -- Juvenile fiction | 2009-02-04 | |||
| Essays: Scientific, Political, & Speculative, Vol. I | Spencer, Herbert, 1820-1903 | en | The development hypothesis -- Progress: its law and cause -- Transcendental physiology -- The nebular hypothesis -- Illogical geology -- Bain on the emotions and the will -- The social organism -- The origin of animal worship -- Morals and moral sentiments -- The comparative psychology of man -- Mr. Martineau on evolution -- The factors of organic evolution. | Science; Political science; Philosophy | 2009-08-31 | ||
| Successful Stock Speculation | Butler, John James, 1867- | en | Stocks; Speculation | 2008-10-08 |