Here are tintypes from New Hampshire. These tintypes are either known to be originally from this area, or that is simply where they were bought from on eBay. Exact locations, if known, will be listed in the description.
This is bought on eBay from NH. The boy has an interesting outfit on, including a bandana or other sash around his neck. Based on the jacket, it is possibly that this is from the 1870s or so.