The earth where we are living, came into existence million and billion years ago. The human race, living in scattered way at different places on the earth, their forefathers came on it about 44 million years ago. 20 million years ago, any race or sect started making different things to meet their needs from stones. In course of gradual revolution living human race advanced. Keeping steps with development of civilization, advanced the culture, language society and religion. This book depicts that aspects chronologically. You may not keep the book aside only after reading the Writer's Forward. Deeply think the efforts of writer and his palatable presentation through his lucid writings and eye-catching printing. This is a book to keep in your collection.