Dates for the construction of these buildings are based on tests below the floors and on the relationships between them.
A drain channel which was out of use before the South House Annex was constructed contained pottery of very early LH IIIB date (K. Wardle, 'Annual of the British School at Athens, 71 (1976), 77-111).
From what remains, the researchers could establish that it had ten rooms and was made of stone.
In a statement cited by media, the Greek culture ministry said that the find sheds valuable light on the prehistoric period in Greece, especially the written artefacts discovered at the site.
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