Monnaies grecques (Greek Coins) by G. K. Jenkins is a comprehensive reference work on ancient Greek coinage. Published in 1972 by Office du Livre as part of the L’Univers des Monnaies series, the book offers chronological, typological, and iconographic analysis of coins from archaic, classical, and Hellenistic Greece.

Jenkins, curator of Coins and Medals at the British Museum, provides detailed descriptions, historical context, and photographic documentation, making this edition essential for collectors, historians, and students of classical numismatics.

1843 Silver Canelo Ounce Coin from Mozambique (Portuguese Africa), also known as the Pataca of 6 Cruzados or 2400 réis, Reign of Queen Maria II (1834–1853). At the center, above the "M", it bears a rosette stamp "❊", in compliance with the Second Edict of the Treasury Board dated November 8, 1851. International numismatic reference: World Coins Mozambique KM#26.1. Queen Maria II, nicknamed "The Educator", was the 31st Monarch of Portugal. She was born in 1819 and reigned from 1826 until her death in 1853. She first married Prince August of Leuchtenberg and, after his death, she remarried King Ferdinand II of Saxe-Coburg and Gotha.

Brazil, silver 640 réis coin dated 1784, from the joint reign of Queen Maria I and King Peter III, minted in Lisbon. This is a silver two-pataca coin, “High Crown” variety, listed in the World Coins Brazil catalog under number KM#207.2. The coin was issued during the reign of Queen Maria I for circulation in the then colony of Brazil. Maria I and Peter III (1777–1786) ruled jointly; Queen Maria I, known as “The Pious,” was the twenty-seventh monarch of Portugal. Born in 1734, she reigned from 1777 until her death in 1816 and was married to King Peter III.