Art Forms in Nature 26 , by karl blossfeldt , 1928 , photo , Documentary photography style , from the series Urformen der Kunst (Art Forms in Nature)
A black and white image of the letter C.
A black and white image of the letter "C" and "S" on a white background.  The letters are curved and look like they are made of stone.  There are two bones on either side of the letters.  On the left side, there is a branch of a tree.