"No one would have believed in the last years of the nineteenth century that this world was being watched keenly and closely by intelligence greater than man's; that as men busied themselves about their various concerns they were scrutinized and studied. Yet across the gulf of space, intellects vast and cool and unsympathetic regarded this earth with envious eyes, and slowly and surely drew their plans against us. Then, late one night, in the middle...

In 1914, with the well-wishes of the Brazilian government, Theodore Roosevelt, ex-president of the United States; his son, Kermit; and Colonel Rondon travel to South America on a quest to course the River of Doubt. While in Brazil, Theodore is also tasked with a "zoogeographic reconnaissance" of the local wilderness for the archives of the Natural History Museum of New York. In addition to the perils of the incredibly difficult and dangerous terrain,...

Disappointed by the public reception to "A Treatise of Human Nature", published anonymously between 1739 and 1740, David Hume decided to produce a shorter more polemic version of that work nearly ten years later. That revision, which was published in 1748, would be entitled "An Enquiry Concerning Human Understanding". Dispensing with much of the extraneous material from the "Treatise", Hume focuses on his more vital propositions in the "Enquiry"....

First published in 1840, "Two Years Before the Mast" is the true story of Richard Henry Dana's voyage aboard the merchant vessel the "Pilgrim" on a trip around Cape Horn during the years 1834 to 1836. Dana was a student at Harvard when a case of the measles affected his vision. He left school and enlisted as a sailor on a merchant vessel, believing that the experience might help his eyesight. Dana kept a diary during his adventures and he intended...

Experience Oz like never before in this collection of books ten through twelve in L. Frank Baum's classic American fairy tale series. The tenth, eleventh, and twelfth titles of the iconic Oz series, now in one collection! In Rinkitink in Oz, Prince Inga of Pingaree must rescue his parents and all of the subjects from his kingdom who were kidnapped by marauders form Regos and Coregos. Prince Inga, along with the visiting King Rinkitink and Bilbil the...