Nineteenth century
1875 Report of Alexander Cunningham on Harappan seal
Twentieth century
1921 M.S. Vats begins excavations at Harappa
1925 Excavations begin at Mohenjodaro
1946 R.E.M. Wheeler excavates at Harappa
1955 S.R. Rao begins excavations at Lothal
1960 B.B. Lal and B.K. Thapar begin excavations at Kalibangan
1974 M.R. Mughal begins explorations in Bahawalpur
1980 A team of German and Italian archaeologists begins surface explorations at Mohenjodaro
1986 American team begins excavations at Harappa
1990 R.S. Bisht begins excavations at Dholavira
Major Periods in Early Indian Archaeology
2 million BP (BEFORE PRESENT) Lower Palaeolithic
80,000 Middle Palaeolithic
35,000 Upper Palaeolithic
12,000 Mesolithic
10,000 Neolithic (early agriculturists and pastoralists)
6,000 Chalcolithic (first use of copper)
2600 BCE Harappan civilisation
1000 BCE Early iron, megalithic burials
600 BCE-400 CE Early Historic
