Sentence:  He declared that it was a site of the late period of <WSD>Harappa</WSD> culture [4.9] on the basis of certain pottery types and painted designs thereon and that 'the mere fact that the Indus culture is by this discovery pushed so far s.-e. as Kathiawar is a matter of great importance'. 
Meaning of the word marked with <WSD> tags:  The Harappan Civilization, or Indus Valley Civilization, a Bronze Age civilization that flourished in a large region encompassing the site.