Scientific American Supplement, No. 633, February 18, 1888   By: Various

SCIENTIFIC AMERICAN SUPPLEMENT NO. 633

NEW YORK, FEBRUARY 18, 1888.

Scientific American Supplement. Vol. XXV., No. 633.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS

I. ARCHITECTURE. Elements of Architectural Design. By H.H. STATHAM. The commencement of a series of lectures delivered before the London Society of Arts, giving the line of development of the different styles and the aspirations of their originators. 34 illustrations. 10106

II. ASTRONOMY. A Fivefold Comet. A curious astronomical deduction; the probable division of one comet into five by the disturbing effects of the sun. 1 illustration. 10116

III. BIOGRAPHY. Linnæus. By C.S. HALLBERG. The life and work of the great botanist, his portrait and birthplace. 2 illustrations. 10114

IV. CHEMISTRY. An Apparatus for Preparing Sulphurous, Carbonic, and Phosphoric Anhydrides. By H.N. WARREN. A simple apparatus for this purpose described and illustrated. 1 illustration. 10117

The Arrangement of Atoms in Space in Organic Molecules. A review of Prof. JOHANNES WISLICENUS' recent theories on this abstract subject. 10117

The Isolation of Fluorine. Note on this last isolation of an element, with the properties of the gas. 1 illustration. 10117

V. ELECTRICITY. Observations on Atmospheric Electricity. By Prof. L. WEBER. Abstract of a British Association paper on this important subject. 10114

The Menges Thermo Magnetic Generator and Motor. The direct conversion of electricity into heat; the generator fully described. 5 illustrations. 10113

VI. ENGINEERING. An Investigation into the Internal Stresses Occurring in Cast Iron and Steel. By General NICHOLAS KALAKOUTZKY. First installment of an elaborate paper, giving theoretical and experimental examination of this subject. 2 illustrations. 10105

Hargreaves' Thermo Motor. A new caloric engine. Its construction, theory, and cylinder diagrams. 6 illustrations. 10104

The Compound Steam Turbine. A description and discussion of this motor, in which a series of forty five turbines are acted on by the current of steam. 2 illustrations. 10103

VII. MISCELLANEOUS. Cold Storage for Potatoes. The application of artificial cold to preserving potatoes. Results obtained in actual experience. A practical paper by Mr. EDWIN TAYLOR. 10115

VIII. PHYSICS. On a Method of Making the Wave Length of Sodium Light the Actual and Practical Standard of Length. By ALBERT A. MICHELSON and EDWARD W. MORLEY. Description of the new standard of length and outlines of the practical method for its determination. The question of check determinations. 1 illustration. 10115

IX. TECHNOLOGY. Progress of the Sorghum Sugar Industry. Elaborate report on the diffusion process as developed at the Fort Worth, Kan., station. 2 illustrations. 10110

The Lowe Incandescent Gas Burner. The well known advanced type of gas burner described and illustrated. 1 illustration. 10110