The first maps illustrating the variation of the compass were published by Chris.
Some of the most characteristic stories illustrating Polish history are drawn from this book.
Of the thirty-six plates illustrating this volume, a small folio, twenty are devoted to Ornithology, and contain figures, which, it must be allowed, are not very successful, of several species rare at the time.
Detail, illustrating his statements by the preparations he exhibited, the progress of ossification in the sternum of the fowl and of the duck, pointing out how it differed in each, and giving his interpretation of the differences.
The frescoes from the Francois tomb, discovered in 1857, illustrating Greek and Etruscan myths, are now in the Museo Torlonia at Rome.