A Brief History of New Hampshire, New Hampshire AlmanacEarly historians record that in 1623, under the authority of an English land-grant, Captain John Mason, in conjunction with several others, sent David Thomson, a Scotsman, and Edward and Thomas Hilton, fish-merchants of London, with a number of other people in two divisions to establish a fishing colony in what is now New Hampshire, at the mouth of the Piscataqua River.