Invalid input: books/author/1740. Please provide a comma-separated list of id values, or a single id value. An id value is a positive whole number.
"With the greater sophistication of a cosmopolitan atmosphere come the products of human innovation; the sword, the mail, and the tankard of ale."
Invalid input: books/author/1740. Please provide a comma-separated list of id values, or a single id value. An id value is a positive whole number.