If u know about the architecture of previous era, you should go for this. It is a bestest book ever I had read in all way. It has cover many each and every topic of eastern and southern history of architecture. Its a costly book and have many sketches there in this book. I had read many books but it is a best book I ever read of history of architecture. Its explain all the history like mughals, delhi sultanate and many more. If you really want to know about the history of architecture should go for this. Its kind story explaination you cant get bored with this book. Thankyou