Includes essay, timeline, and artists' biographies: Adams, Bakos, Biddle, Bierstadt, Bunnell, Burr, Byxbe, Carlson, Chain, Collier, Drewelowe, Hamilton, Jackson, Kensett, Kirkland, Knopf, Lawson, Lillywhite, Magafan, Moran, Reid, Sandzen, Smillie, Tallant, Vavra, Whittredge, and Young.