Private Archives acquired by purchase or by donation since 1966 are preserved
in this wing. These are mainly in the form of Individual Collections in different
languages in the form of letters, newspapers, books, correspondence
and very useful to
bridge certain missing gaps in the History and to confirm the events with corroborative
evidences. Telugu printed books published in the Madras Presidency were acquired from
Tamil Nadu Archives are nearly 20,000 which are very much useful to the scholars working
on Telugu culture, Telugu Drams, Satakas and Telugu Puranas.