by George Slade July 11, 2002 Minnesota is, officially, a state of grace. Alongside the common loon, walleye pike, red pine, monarch (state butterfly), milk (drink), wild rice (grain), Lake Superior agate (gem), blueberry (muffin), and morel (mushroom), the symbolic pantheon now includes Minnesota’s state photograph, given official status in March of this year.Here’s the official text: “The world-renowned photograph…