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NH, USA

Portsmouth

18 sources organized by credibility tier.

▶Tier 1 — Institutional and Academic (5)
  • John Langdon of New Hampshire — Rumford Press (Lawrence Shaw Mayo)

    Biography of Portsmouth's most prominent Revolutionary leader, covering his shipbuilding activities, funding of the Bennington campaign, role as a delegate to the Constitutional Convention, and governorship.

  • John Langdon Papers, 1775-1819 — New Hampshire Historical Society

    NH Historical Society catalog — Langdon-Elwyn Family Papers (accession 1981.111), 1762-1972, 12 boxes. Includes personal, political, and financial records of John Langdon of Portsmouth.

  • Journals of the Continental Congress: Naval Committee Records, 1775-1776 — Library of Congress

    American Memory (lwjc.html) retired — updated to current LOC collection page

  • Ship's Log, USS Raleigh, 1776-1778 — National Archives, Record Group 45 (Naval Records Collection)

    Official log of the 32-gun frigate USS Raleigh, built at Portsmouth and launched in 1776. One of the thirteen original frigates authorized by the Continental Congress; the log documents her construction, commissioning, and early voyages.

  • Strawbery Banke Museum: Revolution in Portsmouth — Strawbery Banke Museum

    Living history museum on the original Portsmouth waterfront site with interpretation of Revolutionary-era shipbuilding, merchant life, and the divided loyalties of Portsmouth's population during the war.

▶Tier 2 — Reputable Secondary (11)
▶Tier 3 — General Reference (2)
  • Portsmouth, New Hampshire -- Wikipedia — Wikimedia Foundation

    General overview including the city's Revolutionary War history, naval shipbuilding, and notable figures. Cross-reference specific claims with Mayo's Langdon biography and primary naval records.

  • Visit Portsmouth NH: History and Heritage — Greater Portsmouth Chamber of Commerce

    Tourism guide to Portsmouth's historic sites, including Strawbery Banke, the John Paul Jones House, and Portsmouth Harbor's fortifications, with practical visitor information.

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