This encyclopaedic study on Bihar has been well-knit and weaved into four volumes having deep bearing on the subject in question. In fact some aspects like socio-economic, cultural and political have been taken of at various levels. Undoubtedly the material used id useful for teachers, researchers, statesmen, students, political leaders and others. However, some material has been taken up from the writings of eminent authors to fill up gaps in these volumes. We ...