- Make the crowbar, but use the hammer and chisel instead to break the door in Prison South - Get the pincers from the watch tower (necessary anyway if not taking the Guardian path) - Grab the feather pen from the desk next to the notepad when solving the secretary key puzzle in the Concourse - Take Exit I out of the Concourse - Use the crowbar on the pile of rocks to reopen the entrance to the Old Archives - Use the hammer and chisel again to get through a boarded-up door - Use pincers to take out nails to open a closet and find the Old Archives Key under some books - Use the feather pen to pick the lock and open the door for real
- Make the crowbar, but use the hammer and chisel instead to break the door in Prison South
- Get the pincers from the watch tower (necessary anyway if not taking the Guardian path)
- Grab the feather pen from the desk next to the notepad when solving the secretary key puzzle in the Concourse
- Take Exit I out of the Concourse
- Use the crowbar on the pile of rocks to reopen the entrance to the Old Archives
- Use the hammer and chisel again to get through a boarded-up door
- Use pincers to take out nails to open a closet and find the Old Archives Key under some books
- Use the feather pen to pick the lock and open the door for real