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214 SPECIAL TOPICS IN THEORETICAL ARITHMETIC

Lucas, E., Récréations Mathématiques, IV.

, Théorie des Nombres, 1891.

New York Herald, Apr. 19, 1914.

NystroM, JoHN W., On the French metric system . . . and on the duo-
denal arithmetics and metrology, Philadelphia, J. Penington and Son,
1876.

——, Project of a New System of Arithmetic . . . with sixteen to the
base, Philadelphia, J. B. Lippincott and Co., 1862.

O’SuLLivaN, D., The Principles of Arithmetic, 16th ed., Dublin, M. H.
Gill and Son.

SANFORD, VERA, A Short History of Mathematics, Boston, Houghton
Mifflin Co., 1930.

SCHWENTER, DANIEL, Geometria Practica, 3d ed., 1641.

SmitH, CHARLES, A Treatise on Algebra, 5th ed., London, Macmillan and
Co:;1913;

SmitH, DAviD EUGENE, History of Mathematics, Vol. I, Boston, Ginn
and Co., 1923.

, The Teaching of Elementary Mathematics, New York, The Mac-
millan Co., 1903.

TANNERY, JULES, Lecons d’Arithmétique, Paris, Armand Colin and Co.,
1900. s

WHITE, S., Emmanuel Swedenborg, his life and writings, Vol. I, London,
1867; also the one volume edition, 1868.

WaITE, WILLIAM F., A Scrap-Book of Elementary Mathematics, Chicago,
The Open Court Publishing Co., 1910.

Young, J. W. A., Monographs on Modern Mathematics, New York, Long-
mans, Green, and Co., 1911.

——, The Teaching of Mathematics, New York, Longmans, Green, and
Co., 1907.