Gov. John Langdon Mansion in Portsmouth, New Hampshire

Portsmouth
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Gov. John Langdon Mansion

143 Pleasant St., Portsmouth, NH , USA

Latitude & Longitude: 43° 4' 29.700624", -70° 45' 22.494492"

Listed in the National Register of Historic Places

Gov. John Langdon Mansion was listed in the National Register of Historic Places on December 02, 1974.

Last updated: 9/21/2011 11:05

Gov. John Langdon Mansion Historical Marker Location Map, Portsmouth, New Hampshire