Science/Nature Books

THE RETIRO VIADUCT. We give engravings of the viaduct over the river Retiro, Brazil, our illustrations being reproduced by permission from the Proceedings of the Institution of Civil Engineers. In a "selected paper" contributed to the volume of these proceedings just published, Mr. Jorge Rademaker Grunewald, Memb. Inst. C.E., describes the work as follows:   VIADUCT OVER THE RETIRO, BRAZIL.... more...

~With Discussion by Messrs. Allen Hazen, George A. Johnson,Morris Knowles, George C. Whipple, F. F. Longley, and E. D. Hardy.~ The Washington filtration plant has already been fully described.[2] At the time that paper was written (November, 1906), the filtration plant had been in operation for only about 1 year. It has now been in continuous operation for 5 years, and many data on the cost,... more...

TOMBS OF THE FIRST EGYPTIAN DYNASTY. By LUDWIG BORCHARDT, Ph.D., Director of the German School in Cairo. For many years various European collections of Egyptian antiquities have contained a certain series of objects which gave archæologists great difficulty. There were vases of a peculiar form and color, greenish plates of slate, many of them in curious animal forms, and other similar things. It was... more...

THE SCIENTIFIC AMERICAN SUPPLEMENT No. 169, For the Week ending March 29, 1879. Price 10 cents. For sale by all newsdealers. I. ENGINEERING AND MECHANICS.—The Herreshoff Torpedo Boat, recently built at Bristol, R. I., for the British Government. The novelties in the placing of the screw, etc. The Peculiar Boiler. 4 figures.—Improved Hopper Steam Dredger. 2 figures.—The St. Gothard Tunnel.—The... more...

onfound it, Carnes, I am on my vacation!” “I know it, Doctor, and I hate to disturb you, but I felt that I simply had to. I have one of the weirdest cases on my hands that I have ever been mixed up in and I think that you’ll forgive me for calling you when I tell you about it.” How could a human body be found actually splintered––broken into sharp fragments like a shattered glass! Once... more...

THE NAVAL FORGES AND STEEL WORKS AT ST. CHAMOND. With the idyls and historic or picturesque subjects that the Universal Exposition gives us the occasion to publish, we thought we would make a happy contrast by selecting a subject of a different kind, by presenting to our readers Mr. Layraud's fine picture, which represents the gigantic power hammer used at the St. Chamond Forges and Steel Works in... more...

A huge agave, or century plant, is now blooming at Auburn, N.Y. A few days ago the great plant became tinged with a delicate yellowish-white color, as its 4,000 buds began to develop into the full-blown flowers, whose penetrating fragrance, not unlike that of the pond lily, now attracts swarms of bees and other insects. The plant was purchased in 1837 by the owner, and was then twelve years old. For... more...

The New Roman Road. [The present Pope has given his consent to build railroads in his dominions, which the former Pope was averse to. The following lines are predicated on his consent.]Ancient Romans, ancient Romans—Cato, Scipio Africanus,Ye whose fame's eclips'd by no man's,Publius Æmilianus,Sylla, Marius, Pompey, Cæsar,Fabius, dilatory teaser,Coriolanus, and ye GracchiWho gave so... more...

here was no use hiding from the truth. Somebody had blundered—a fatal blunder—and they were going to pay for it! Mark Forepaugh kicked the pile of hydrogen cylinders. Only a moment ago he had broken the seals—the mendacious seals that certified to the world that the flasks were fully charged. And the flasks were empty! The supply of this precious power gas, which in an emergency should have been... more...

met the man who had died. A bitter, heart-numbing night of weird, shrieking wind and flying snow. A few black hours I will never forget. "Well, Jerry, lad!" my mother said to me as I pushed back from the table and started for my sheepskin coat and the lantern in the corner of the room. "Surely you're not going out a night like this? Goodness gracious, Jerry, it's not fit!"... more...