New Hampshire - 974.2
Dewey Decimal Numbers for U.S. States and Counties
| County | Dewey Decimal Number |
|---|---|
| Belknap | 974.245 |
| Carroll | 974.242 |
| Cheshire | 974.29 |
| Coos | 974.21 |
| Grafton | 974.23 |
| Hillsborough | 974.28 |
| Merrimack | 974.272 |
| Rockingham | 974.26 |
| Strafford | 974.25 |
| Sullivan | 974.275 |