Met Museum publications make the perfect gifts for art lovers. By Alison Hokanson and Joanna Sheers Seidenstein with essays by Joseph Leo Koerner and Cordula Grewe The paintings and drawings of the nineteenth-century German landscape painter Caspar David Friedrich (1774-1840) brilliantly illuminate our experience of the natural world. This generously illustrated volume explores how Friedrich, who created some of the most indelible images of Romantic art, deployed signature motifs-moonlit skies,