Post Office - Great Barrington MA The post office in Great Barrington, Massachusetts was constructed with federal funds. The Colonial Revival-style post office was "designed by architect Lorimer Rich and constructed in 1935. It was built principally of brick, with marble, wood, and concrete details. The building is basically rectangular, with a wooden portico supported by Doric columns projecting from the center of the building's front, providing shelter for the main entrance. The columns are of concrete, the steps leading to the entrance are of granite, and there is marble detailing on the building walls. Inside, the postmaster's office is to the left, while banks of...