Gallery 302 in Bridgton will host an opening reception from 4 to 7 p.m., Friday, July 29,  for oil and acrylic painter Gail Nathanson,  guest artist at the gallery through Aug. 19. Nathanson of Hingham, Massachusetts, is a representational painter, using color as a dominant feature in her work. Her memories of summers spent in Bridgton are reflected in her landscape paintings of Maine. She grew up on the South Shore of Boston and after graduating college, went on to study drawing at the Carpenter Center for Visual Arts at Harvard University.  Nathanson’s  work also can be viewed on line at www.gailnathansonpaintings.com. This painting by Nathanson is titled: “And Then What Did She Say?”