"A Heart-Song of To-day (Disturbed by Fire from the 'Unruly Member'): A Novel" in the literary records or archives available.It's possible that there might be an error or misremembering of the title or author's name. If you have any other details or additional information about the book, it might help in clarifying or finding the correct title or author you're referring to. Feel free to provide any additional context or details you might have, and I'll do my best to assist further.