Abstract
ALTHOUGH the books of Dr. Ashworth and Prof. Bates both deal with aspects of magnetism, their difference in character and purpose is such as to illustrate very forcibly the limitations of any formal system of book classification by title or subject.
(1) Ferromagnetism
The Development of a General Equation to Magnetism. By Dr. J. R. Ashworth. Pp. xiii + 97. (London: Taylor and Francis, Ltd., 1938.) 7s. 6d. net.
(2) Modern Magnetism
By Prof. L. F. Bates. Pp. ix + 340. (Cambridge: At the University Press, 1939.) 16s. net.
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S., E. (1) Ferromagnetism (2) Modern Magnetism. Nature 144, 399–400 (1939). https://doi.org/10.1038/144399a0
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DOI: https://doi.org/10.1038/144399a0
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