A memorial in the form of a large boulder bearing a bronze tablet commemorating Hamlin's public service was placed on the Common in front of the house where he was born.
The Military Order of the Loyal Legion, and citizens of the town of Paris planned the events of the day.
The first speaker and honorary chairman was General Joshua L. Chamberlain of Brunswick.
The band of the National Soldiers' Home at Togus played for the crowd of almost 3,000 people, and granddaughter Louise Hamlin and grandniece Julia Carter unveiled the Memorial.