This souvenir sheet of 20 stamps shows the work of American artists over four centuries. Individual stamps show “Portrait of Richard Mather” by John Foster, “Mrs. Elizabeth Freake and Baby Mary” by The Freake Limner, “Girl in Red Dress with Cat and Dog” by Ammi Philips, “Rubens Peale with a Geranium” by Rembrandt Peale, “Long-billed Curlew, Numenius Longrostris” by John James Audubon, “Boatman on the Missouri” by George Caleb Bingham, “Kindred Spirits” by Asher B. Durand, “The Westwood Children” by Joshua Johnson, “Music and Literature” by William Harnett, “The Fog Warning” by Winslow Homer, “The White Cloud, Head Chief of the Iowas” by George Catlin, “Cliffs of Green River” by Thomas Moran, “The Last of the Buffalo” by Alfred Bierstadt, “Niagara” by Frederic Edwin Church, “Breakfast in Bed” by Mary Cassatt, “Nighthawks” by Edward Hopper, “American Gothic” by Grant Wood, “Two Against the White” by Charles Sheeler, “Two Against the White” by Charles Sheeler, “Mahoning” by Franz Kline, and “No. 12” by Mark Rothko.