. . . . . . . . . . . "27179"^^ . . . . . "The following systems arose from earlier systems, and in many cases utilise parts of much older systems. For the most part they were used to varying degrees in the Middle Ages and surrounding time periods. Some of these systems found their way into later systems, such as the Imperial system and even SI."@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "The following systems arose from earlier systems, and in many cases utilise parts of much older systems. For the most part they were used to varying degrees in the Middle Ages and surrounding time periods. Some of these systems found their way into later systems, such as the Imperial system and even SI."@en . . . . . . . . . "1241997"^^ . "1110149995"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Medieval weights and measures"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . .