Science/Nature Books

PROGRESS OF ANTWERP. Antwerp is now the chief port on the Continent. Since 1873 the progress has continued, and made very rapid advances. In 1883 the tonnage of the port reached 3,734,428 registered tons. This marvelous development is partly due to the position of Antwerp as the embarking point from the Continent of Europe to America, and partly also to the recent additions and changes which have been... more...

Introduction. The mine disaster, which occurred at Cherry, Ill., on November 13th, 1909, when 527 men were in the mine, resulting in the entombment of 330 men, of whom 310 were killed, has again focused public attention on the frequent recurrence of such disasters and their appalling consequences. Interest in the possible prevention of such disasters, and the possible means of combating subsequent mine... more...

The City of Victoria is situated on the southern end of Vancouver Island, in the Province of British Columbia, Canada, and is the capital of the Province. In common with all cities of the extreme West, its growth has been very rapid within the last few years. The population of the city proper, together with that of the municipality of Oak Bay, immediately adjacent, is now about 35,000. The Victoria... more...

IMPROVED DYNAMO MACHINE. The continuous current and the alternating current generators invented by Dr. J. Hopkinson and Dr. Alexander Muirhead are peculiarly interesting as being probably the first in which the bobbins of the armature were wound with copper ribbon and arranged on a disk armature much in the same way as was afterward done by Sir William Thomson and by Mr. Ferranti. In the... more...

There Comes a New WorldMysterious, dark, out of the unknown deep comes a new satellite to lure three courageous Earthlings on to strange adventures.he one hundred and fifty-ninth floor of the great Transportation Building allowed one standing at a window to look down upon the roofs of the countless buildings that were New York. Flat-decked, all of them; busy places of hangars and machine shops and... more...

THE DODDER. The genus Cuscuta contains quite a number of species which go under the common name of dodder, and which have the peculiarily of living as parasites upon other plants. Their habits are unfortunately too well known to cultivators, who justly dread their incursions among cultivated plants like flax, hops, etc. All parasitic plants, or at least the majority of them, have one character in... more...

PART I rapped again! But this time, Lance swore, they'd not get away without paying dearly for it!The story of the "Torpedo Plan" and of Capt. Lance's heroic part in America's last mighty battle with the United Slavs.Under the mesh of his gas-mask the lean lines of his jaw went taut. Tense, steely fingers flipped to the knobbed control instruments; the gleaming single-seater... more...

llan Randall stared at the man before him. "And that's why you sent for me, Milton?" he finally asked. There was a moment's silence, in which Randall's eyes moved as though uncomprehendingly from the face of Milton to those of the two men beside him. The four sat together at the end of a roughly furnished and electric-lit living-room, and in that momentary silence there came in... more...

FAURE'S MACHINE FOR DECORTICATING SUGAR-CANE. The object of the apparatus shown in the accompanying engraving is to effect a separation of the tough epidermis of the sugar-cane from the internal spongy pith which is to be pressed. Its function consists in isolating and separating the cells from their cortex, and in putting them in direct contact with the rollers or cylinders of the mill. After... more...

I have the honor this evening of addressing a few remarks to you upon the subject of influence machines, and the manner in which I propose to treat the subject is to state as shortly as possible, first, the historical portion, and afterward to point out the prominent characteristics of the later and the more commonly known machines. The diagrams upon the screen will assist the eye to the general form... more...