The Hindu-Arabic Numerals c12.73
The Hindu-Arabic Numerals c12.73
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c12.73
¹ See Arbuthnot, *The Mysteries of Chronology*, London, 1900, pp. 75, 78, 98; F. Pichler, *Repertorium der steierischen Münzkunde*, Grätz, 1875, where the claim is made of an Austrian coin of 1458; *Bibliotheca Mathematica*, Vol. X (2), p. 120, and Vol. XII (2), p. 120. There is a Brabant piece of 1478 in the collection of D. E. Smith.