Between the written works and compiling of Birjand’s scholars, we can see some pamphlets and books with the titles of Ajvabeh. The Ajvabeh of Birjand’s scholars which include the questions of religious, legal, judicial, economical and social discussions and also replies which scholars have given to these questions are important from different aspects. Besides the importance of Ajvabeh as a heritage of religious culture, these kinds of works involve outstanding historical, sociological and political information. Regarding to the importance of the contents of these Ajvabeh, the present article on the base of library studies and in reliance to the valuable documents and handwritten manuscript has been searched to investigate and evaluate the portion of the scholars’ Ajvabeh of the region in the studies of local history. In this study Akund Mullah Ali Khorashadi, Akund Mullah Mohammad Hasan Herdangi, Sheikh Mohammad Bager Ayati Gazari has been selected which both have contained Ajvabeh and also are among distinguished persons between the scholars in the respect of solving and settling religious matters and sociological status.