On the second floor of the apartment building with the elevator, there is a room opposite the locked door where you encounter the "Glasp" enemies.
Hidden wall graffiti that Moira must shine her flashlight on to reveal. Episode Two Documents - Resident Evil: Revelations 2
In the abandoned town, search the rooms in the first building you enter. It is located in a room on the right side of the corridor, near some hidden ammo.