
town, seat (1790) of Washington county, eastern Maine, U.S., near the mouth of the Machias River, at the head of Machias Bay, 84 miles (135 km) ...
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http://www.britannica.com/eb/a-z/m/3

The USS Machias was an American frigate of 1430 tons displacement launched in 1943 and lent to the Soviet Navy during the Second World War. The USS Machias had a top speed of 20 knots and carried a complement of 194. She was armed with three 3 inch dual-purpose guns; four 40 mm anti-aircraft guns and four depth-charge throwers.
Found on
http://www.probertencyclopaedia.com/browse/RM.HTM
No exact match found.