Item Locations:

Dull Knife: Goodsprings Saloon
Headhunter: Cazador Nest
Typewriter: Toxic Dump Site
Bullet Hose: Matthew's Husbandry Farm
Ol Reliable: Gypsum Train Yard
Big Iron: Quarry Junction
Savior's Hide: Bloodborne Cave
Breaching Hammer: Coyote Mines
Ez Livin: Goodsprings Schoolhouse