Those items are collectibles-secrets.
Our walkthrough indicates the exact location of each artifact and pendant.
Bomb Containment 1
Description: Increases the range of the ground explosives.
After you bump into the sound trap, take several steps ahead, until you reach a destroyed bookshelf.
The manual is on the shelf.
Tools 3
you could find them in the pick-up truck to the left of the ice-cream truck.
Melee Manual 2
Description: Increases the durability of blades.
Close to the tools described above, there is a red-brick house.
Walk into the building and climb onto the first floor.
Take a careful look at the ceiling.
Joel cannot get up there but he can give a boost to Ellie.
The girl will find there the manual.
This site is not associated with and/or endorsed by the Sony Computer Entertainment or Naughty Dog.
All logos and images are copyrighted by their respective owners.