A camera obscura can also be called a pinhole camera
O rabbit camera
O hidden camera
O kodak camera

What it's saying is that colored pieces of canvases is a piece of art

Answer gutzon borglum was both a gifted painter and sculpture;

Blue it is beautiful

The most basic method for controlling horizontal sway is to simply tighten up the structure. at the point where the horizontal girders attach to the vertical column, the construction crew bolts and welds them on the top and bottom, as well as the side. this makes the entire steel super structure move more as one unit, like a pole, as opposed to a flexible skeleton.