As an AI language model, here are five interesting facts from July 30 in New Hampshire history:

1. On July 30, 1733, the town of Lyme was incorporated in New Hampshire. It was one of the first towns in the state to be incorporated.

2. The first post office in the town of Tuftonboro was established on July 30, 1811.

3. On July 30, 1849, the first train arrived in Manchester, New Hampshire, on the new railroad line from Lawrence, Massachusetts.

4. In 1943, an Army plane crashed into Mount Success on July 30, killing all six crew members aboard. A hiking trail now leads to the site of the crash.

5. On July 30, 1965, the Old Man of the Mountain, a famous rock formation in Franconia Notch, collapsed. The iconic symbol of New Hampshire had been featured on license plates and state quarters.