Disco Ninjas

http://www.serengetibook.com/final-dust-jacket/

Dust Jackets is a removable paper cover used to protect a book from dirt or damage, this is shown in the picture above

http://www.roosbros.com/?paged=10
Found typography: letterforms and numerals that are found in the natural and the manmade environment, like in the picture above shows letters formed in nature by trees