The book titled "Purdah: The Status of Indian Women" is a classic work about the social custom of purdah, its effects on women, and the early movements against it. Although the user asked about an author named "F.D. Das," the book was actually written by Frieda Hauswirth, also known as S. Das, under the title "Purdah: The Status of Indian Women". It was first published in 1932 and offers a personal account of the topic from the perspective of a woman who lived the life she described,