by Joshua Melvin Agence France-Presse GOFFSTOWN, United States (AFP) — Tony Hook flipped through cell phone pictures of finished work by his New Hampshire shop, explaining how one customer wanted mementos of major life events: a gun to mark each of his children’s births. Smaller gun makers like him are booming in the United States, thanks to ravenous and sometimes specialized demand for pricey limited-production pistols and custom rifles, engraved with bible passages or the […]