Documents 4000 Years in 14 Minutes!! Raj Badarinath one to one one to many.

TECHNOLOGY and communications TECHNOLOGY and COMMUNICATION 4000 Years in 14 Minutes!! Raj Badarinath 1 How people communicate one to one one to many 2 Early years Flutes…

Documents TECHNOLOGY and COMMUNICATION

TECHNOLOGY and communications TECHNOLOGY and COMMUNICATION 4000 Years in 14 Minutes!! Raj Badarinath 1 How people communicate one to one one to many 2 Early years Flutes…