This book, "Painless childbirth a general survey of all painless methods, with special stress on twilight sleep and its extension to America. no. 72", by Marguerite Tracy, is a replication of a book originally published before 1915. 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.