Peter Parshall, curator and head of old master prints, National Gallery of Art. Centuries before photography was invented, artists used woodcuts to reproduce their works for the public. The idea behind the woodcut is simple-an image is carved onto a wood block, dipped into ink, and pressed onto a surface. But creating a quality woodcut takes enormous skill. Peter Parshall, curator of old master prints, and host Barbara Tempchin talk about the baroque woodcut.