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We're diving into ancient history today, exploring Harappan seals and what they reveal about this fascinating civilization. These seals, often made of steatite, carry unique motifs and scripts that remain a mystery.Let's uncover the archaeological technologies of the Harappan era. We'll explore evidence of their advanced planning, from terracotta plough models found in Cholistan to sophisticated irrigation canals in Shortughai.Mohenjodaro, a planned urban center, showcases the meticulous design of ancient cities. We'll examine the planned settlements, including the Citadel and the Lower Town, and their distinct features.The Citadel was a key structure, housing a warehouse and the Great Bath. We'll discuss its purpose, likely a special ritual bath, and how archaeologists track social differences through burials and artifacts.Discover the materials and techniques behind Harappan crafts, from beads made of steatite powder to carnelian production. We'll also explore their strategies for procuring raw materials from various regions.The Harappans maintained extensive trade networks, evidenced by their contact with Mesopotamia. We'll examine mentions of Meluhha in Mesopotamian texts and the Harappan seals, scripts, and weights that facilitated these exchanges.We'll delve into the end of the Harappan Civilization, exploring reasons like climate change, deforestation, and floods. We'll also touch upon early archaeological interpretations, including Cunningham's initial confusion.The discovery of a "new Old Civilization" was a pivotal moment. We'll learn about key figures like John Marshall and R.E.M. Wheeler, and the advanced techniques they used to excavate and understand Harappan sites.Piecing together the past presents its challenges. We'll discuss how archaeologists classify finds by material and function, and the problems of interpreting unusual objects and religious significance in Harappan artifacts.