The Mystery of the Aztec Warrior have only one clue to work with: the name of a complete stranger who can help find the answers, Roberto Hermosa. Despite the harassments, the threats, and the attacks made upon them by an unknown, sinister gang, Frank and Joe unravel clue after clue in their adventure-packed search for the living descendant of the mighty Aztec nation which once ruled Mexico. The hunt leads to a marketplace in Mexico City, to the Pyramids at Teotihuacan, to the tombs of Oaxaca-where Chet Morton, the Hardy's buddy, is nearly buried alive by foul play. It takes as much high courage as clever
Global silver trade from the 16th to 18th centuries to the expansive and profitable silver trade. In fact, research shows the amount of silver traveling from Manila to China was approximately three million pesos or 94,000 kilograms in the early 1600s. The rarity of silver production was seen as an opportunity for China to control the currency's value and support its own national currency. Silver was one of the only accepted trade items from Europeans and its value in China was astronomical compared to rest of the world. In fact, its value was twice that of Spain in the 16th and 17th centuries. Between 1600 and 1800 China received