...ruisers. One of these was the Swallow, owned by Thatcher Magoun of Medford, which had two brass cannon (six pounders), mounted on low wooden carriages after the usual manner of ships' guns. Mr. Magoun , in a letter to the selectmen, signified his desire to present the same to the town, for the purpose of salutes, if they should deem the gift acceptable. Receiving a favorable reply, a letter of p...