This book was published in 1911 by Ernst Wasmuth, which makes it 114 years old. Sweeney’s book, “Frank Lloyd Wright: An Annotated Bibliography, ” this book appears on page 20 at #101. The copy is in German. 113 pages with 148 illustrations, including photos and floor plans. It probably ought to be in a safe deposit box. It’s in very good condition, considering its age. The book is 8.25″ x 11-3/8″ with a small piece of tape on the binding.