What is it all about? A sketch of the new movement in the theatre This book, "What is it all about? A sketch of the new movement in the theatre", by Henry Blackman Sell, is a replication of a book originally published before 1914. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.