Art Forms in Nature 21 , by karl blossfeldt , 1928 , photo , Documentary photography style , from the series Urformen der Kunst (Art Forms in Nature)
A black and white photo of a tree trunk.
There are two pictures side by side of the same object. Both pictures are black and white. The object on the left is a tall stick. The stick has a point at the top of it. The point is made of metal. There are small spikes on the stick.