Other important projects were his excavations at Onchomenos and Tyrins, where he would be supported by his assistant Wilhelm Dorpfeld.  
He provided the first physical evidence of the Battle of Sphacteria by discovering old Spartan fortifications on that island. Other important projects were his excavations at Onchomenos and Tyrins, where he would be supported by his assistant Wilhelm Dorpfeld.  Earlier, he had disproved a popular myth that some important ruins lay under a hill at Bunarbashi by securing the support of two landowners from Hissarlik.  FTP, name this German archaeologist who discovered evidence of four previous towns, which he believed to be the ruins of Trojan civilization.
He provided the first physical evidence of the Battle of Sphacteria by discovering old Spartan fortifications on that island.
Heinrich Schliemann