'Spring Landscape' by Arthur Wesley Dow (image)

http://deepblue.lib.umich.edu/bitstream/2027.42/61031/1/2501.pd

'The Expulsion of Adam and Eve' by Masolino and Masaccio (image)

http://deepblue.lib.umich.edu/bitstream/2027.42/61145/1/2303.pd