Please go through the para context in book=
I hope you know the difference between fact and speculation.
Fact is what u see or have proof and speculation is diff thing doesnt come any near to fact.
I have kept the fact (what Mr Thurston saw by his eyes) and he speculated by mixing 5-6 telugu castes at a single instance (it is not accepted by telugu historians).
please go thru entire context in Thurstons u will know better how confusion he was while mixed 5-6 castes.
all the reqd justifications/arguement r in talk page, i hope it clarifies you.

  

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