Jackson, Richard, House - View this location on map Built in 1664 by a shipbuilder, this fine example of the New England 'saltbox' house is the oldest dwelling in New Hampshire. This little-altered structure has a heavy frame sheathed with vertical planks and covered with clapboards; the structural use of planks in place of wall framing members reflects New Hampshire's importance as a sawmilling center in the 1600s. 76 Northwest Street, Portsmouth, New Hampshire Historical

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