The booklet contains the Lord's Prayer in seven languages: German, French, English, American English Spanish, Dutch and Swedish.
The size of the font area on each page is only 3.5 x 3.5 mm! Every page of the book is cut in metal in the foundry, not photographically reduced.
Printing and folding are particularly difficult. The book is bound by hand in leather and decorated with real gold stamping.
It comes in a specially created container with built-in magnifying glass.