These 4 are teeny tiny. Done on a 8″x10″ piece of canvas.
This was a limited value Exercise, and on the painterly side. The top two are from Allen, Texas. Bottom Right is Napa-Valley, California. Bottom Left is courtesy of the internet. It is off course hard to maintain limited value when you have obvious gradation in value, but you try to control your temptation and stick to a 3-5 limited value.