US$ 147.50
looking out through the window with two year old chimpanzee Toby
and this contains a geometrical drawing of a curve
Original is oil on canvas 49
with views of the effects on the spectrum created by filtering light through various types of coloured glass (figure 4 numbers 1-16)
Ice Block Breaking off of Glacier mb-code IX001562 looking out through the window
US$ 147.50
US$ 124.99
US$ 21.00