madhyapaashaan kaal

madhyapaashaan kaal (angreji Mesolithic) manushya ke vikaas ka vah adhyaaya hai jo puraapaashaan kaal aur navapaashaan kaal me madhya me aata hai. itihaasakaar is kaal ko 12,000 saal poorv se lekar 10,000 saal poorv tak maanate hai.

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