Scientific American Supplement, No. 648, June 2, 1888.

Name: Scientific American Supplement, No. 648, June 2, 1888.
Author: Various

Various

Science -- Periodicals

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                           SCIENTIFIC AMERICAN

                               SUPPLEMENT

                         NEW YORK, JUNE 2, 1888

           Scientific American Supplement, Vol. XXV., No. 648.
                 Scientific American, established 1845.

              Scientific American Supplement, $5 a year.
            Scientific American and Supplement, $7 a year.

                           TABLE OF CONTENTS.

                                                                      PAGE

    I. ARCHITECTURE.--Evolution of the Modern Mill.--By C. J. H.
    WOODBURY.--Continuation of this Sibley College lecture, treating
    of the practical details of mill structures.                     10346

    II. ASTRONOMY.--Changes in the Stellar Heavens.--By J. E. GORE,
    F.R.A.S.--Changes of color, brightness, and position in the
    fixed stars as attested to by the records of the ancient and
    modern astronomers.                                              10355

    Distance and Constitution of the Sun.--Modern theories of the
    sun and difficulties in formulating a satisfactory explanation
    of all of its phenomena.                                         10354

    III. BOTANY.--The Common Dandelion.--By FREDERICK LEROY
    SARGENT.--The properties and life history of this common plant.--
    Its wonderful seed-distributing apparatus.--8 illustrations.     10355

    IV. CHEMISTRY.--Poison of the Somalis extracted from the Wood of
    the Ouabaio.--A recently investigated plant principle.           10358

    V. CIVIL ENGINEERING.--Test of a Wrought Iron Double Track Floor
    Beam.--By ALFRED P. BOLLER.--A test pushed to actual rupture of
    a full-sized member of a bridge.--1 illustration.                10344

    Timber and Some of its Diseases.--By H. MARSHALL WARD.--Part V.
    of this exhaustive treatise of the deterioration of one of the
    great structural materials.--1 illustration.                     10345

    Improved Torpedo Boat.--1 illustration.                          10348

    VI. ELECTRICITY.--Effect of Chlorine on the Electro-motive Force
    of a Voltaic Couple.--By D. G. GORE, F.R.S.--A very curious
    investigation, disclosing the sudden change in E. M. F. produced
    by a definite addition of chlorine.                              10351

Public-domain text, read in full here on John Shaqi.

Scientific American Supplement, No. 648, June 2, 1888.

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