ologie der Babylonier, Strasburg, 1890. 261

Lockyer, Joseph Norman.

The Dawn of Astronomy; a Study of the Temple Worship and Mythology of
the Ancient Egyptians, London, 1894. Loom is.

History of Astronomy, New York, 1855.

Rothmann.

History of Astronomy (in the Library of Useful Knowledge), London, 1834.

Societe Astronomique de France. Monthly bulletin, Paris.

Thompson, R. Campbell.

Reports of the Magicians and Astrologers of Nineveh and Babylon, p. 19,
London, 1900.

Wolf, R.

Geschichte der Astronomie, Munich, 1877.

VI.--PHYSICS (ELECTRICITY)

Annalen der Physik, Leipzig. Edited by Dr. Paul Drude. (Note--Heavy,
scientific, up-to-date. Is apparently under the patronage of all the big
physicists, such as Roentgen, etc.)

A tit della Associazione Elethotecnica Italiana (at Rome). A large
bi-monthly magazine, strictly technical, devoted largely to theoretical
problems of electricity and allied subjects.

Bulletin International de VElectricite et Journal de VElectricite
{reunis). A semi-monthly four-page paper dealing with the technical
application of electricity in its various fields.

Die Dissozuerung und Umwandlung chemischer Atome, by Dr. Johannes Stark,
1903. Price 150 m. "A comprehensive view of the application of the
electron theory to certain phenomena."--Nature, May, 1904.

Die Kathodenstrahlen, by G. C. Schmidt, Brunswick, 1904.

"A concise and complete account of the properties of the cathode
rays."--Nature, June, 1904.

Electrical Engineer.

Electrical Magazine.

Electricity. A weekly journal, published by the Electricity Newspaper
Co., New York. Devoted largely to questions of the practical application
of electricity, but dealing also with the theoretical side.

Elements of Electro-magnetic Theory, by S. J. Barnett, Le-land Stanford,
Junior, University. Macmillan & Co., 1904.

($3.)

Handbuch der Physik, by Dr. A. Winkelmann, Leipzig, 1904. "An
indispensable storehouse of expert knowledge."--Nature, July, 1904.

Hardin.

Rise and Development of the Liquefaction of Gases, New York, 1899.

La theorie de Maxwell et les oscillations hertziennes, la Telegraphie
sans flt by H. Poincare, Paris, 1904 (price 2 fr.). Interesting studies
of light, etc. An interesting brochure.--Revue Scientifique, July, 1904.

Le radium et la radioactivite, by Paul Besson, Paris, 1904 (price 2
fr. 75). A good exposition of the known properties of radium, marred,
however, by an attempt to pu