Covers
![](../../../images/art/covers/books/stephen-barr-ru/a-miscellany-of-puzzles.jpg)
The is the cover of the Russian issue of a book "A Miscellany of Puzzles" by Stephen Barr, which was published in 1978. Here, we see an impossible figure, which is a combination of two impossible triangles.
There are other impossible figures on pages of the book.
![](../../../images/art/covers/books/stephen-barr-ru/page-1.jpg)