Mary Sheehan Winn Painter (Oil) - Marshfield, MA Mary Sheehan Winn Marshfield, MA Email: WENDL15@verizon.net      Always an artist, I started drawing at a young age and began oil painting and sculpting with plastelina at age 12.      In 2006, Inspired by Duane Keiser's Painting A Day blog, I began my own blog, Just Painting to create a worldwide audience for my art.