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*[http://en.wikipedia.org/wiki/Indian_filter_coffee Inidan Indian Filter Coffee] - wikipedia article giving an interesting account of coffee drinking habits with topical quotes. *[http://books.google.co.uk/books?id=WBYAAAAAQAAJ&printsec=frontcover&dq=coffe+southern+india#v=onepage&q=&f=false A Handbook to coffee drinking in Southern India by John Short]The above book is particularly - Particularly useful for its list of coffee planters on the Shevaroy and Niligiri Hills and descriptions of these estates. (pages 164-176) *[http://en.wikipedia.org/wiki/M._D._Cockburn M D Cockburn – wikipedia]