caption: The image shows an old book with a picture of a man in a suit and tie on it, which is the cover page of Friedrich Georg Biedel's 1864 edition of the German edition of "Illustratie der Gewerbezeitung". The man in the picture is wearing a black suit and a white shirt, and he is looking off to the side with a serious expression on his face. The title of the book is written in bold black font at the top of the page, and the author's name is written at the bottom. The background of the image is a light blue color.