Note here that Rajah Lingappa Ranga-Rao is mentioned in all the above Prabandhams as a resident of Bobbili and the builder of the fort. But they do not say he was the founder of the house. Then it must be another one who first acquired this Zemindari.
In Carmichael's District Manual, and also in the recently published histories, the name of Pedda Rayadu is mentioned as the founder of the house.
Carmichael's Manual says in para 3, page 291:—
THE BOBBILI FAMILY AND ESTATE.
"The Zemindar is a 'Velama Dora,' of the same branch of the tribe as the Zemindar of Venkatagiri in Nellore. In A. D. 1652, an ancestor named Pedda Rayadu entered the district in the train of the Foudar or Nawab of Chicacole, Shere Mahammad Khan. Another retainer of the Khan's was Pusapati Madhava