Study for Placard and Underpass  1986

Second Study for Monument and Car Park 

Study for the Yellow Truck 

Study for Waiting for the Train  1969

First Study for Ring-a-Rosy  1986

Study for Motel Swimming Pool 

Study for Bus Terminus I  1973

Study for Jacob Descending  1979

Study for Prudhoe Bay Landscape  1974

Study for The Bus Stop  2009

Study for Satellite Receiver  1974