Dissolving borders February 24, 2017 RWhitcomb-editor "Linea Punteada', 2007-2014,'' by Claudia Vasquez Gomez, in the group show "Last Frontier,'' at the Brush Art Gallery, Lowell, Mass., through April 14. The show presents the work of contemporary Latin American artists from a diverse array of perspectives and geographies, and explores such themes asthe dissolution of borders through globalization.