New Hampshire's historical markers point out 158 important places in New Hampshire's past. Some of these places contain tangible reminders of the past like a covered bridge or an old house. Others simply mark the spot where such a structure once stood, or they mark the location of a historical event that left no trace at all.

Information on the world famous Abbot-Downing Concord Coaches and a little about the working conditions in the 1800s. Recent and historic photographs.

Presents an award for outstanding contributions to research. List of recipients, application to join, officers, events, articles from the Bulletin of the New Hampshire Archeologist.

Works to preserve the history of aviation in New Hampshire. Event listings, membership information, newsletter archive, contact information, and sponsor's page.

Historic preservation promotes the use, understanding, and conservation of such properties for the education,inspiration, pleasure, and enrichment of New Hampshire's citizens.

The independent nonprofit that saves, preserves, and shares New Hampshire history.

The Perry-Castañeda Library Map Collection.

Provides information and assistance to people caring for older homes, barns, and landmark historic properties. To guide decision-making to preserve the character of a community.