Walkthrough by Greggdareaper and Jt7ice
this is old but still useful
ACT 1Welcome to Delta
Name/Location
The Eagle Newspaper On the ground in the first alley as you begin training.
Ambulance Drivers’ Log After you go down the ladder at the end of the training, turn right and walk into the small room at the end of the alley.
DesperationName/Location
Doctor’s Journal After the fuel tank ambush, go up the left hallway and into a room on the left side.
Jacinto Medical Center File Center of the office area, between two desks.
COG Letterhead Outside the cafeteria in the left hallway; check a left side room
COG Proclamation When you enter the hospital lobby, stay upstairs and check the ground on the right side of the balcony
COG Tags Just outside the hospital; check the pillar to your right
Rolling Thunder
Name/Location
Grindlift Notice On the rig, just to the left of the ladder on the wall.
Ammo Requisition Form After you hop off the Rig to fight the Locust, check near the bushes to the left before you approach the cover.
Roadblocks
Name/Location
Jacinto Sentinel Newspaper On the second floor of the building you enter at the start of the level.
Memorial Inscription On the wall of the memorial, just after the second Ticker ambush, before you head up to the fuel station
Landown Delivery Drivers’ Note Inside the fuel station, at the back.
COG Tags Inside the dark tunnel, in a room on the left side, just before you pass the cars blocking the tunnel.
ACT 2 Indigenous Creatures
Name/Location
Grindlift Pilot Journal Cut through the vines by the second rockworm, on the ground by the Grindlift.
Kantus Scroll After the Troika ambush and Reaver fight atop the rock spire; check the ground at the back of the area.
Disturbing Revelations
Name/Location
Locust Emblem Just after the first battle with the Kantus; check the ground on the right when you go through the gate.
Sinking Feeling
Name/Location
Ilima City Help-Wanted After the first battle, head up the slight slope to the right to find it on the ground near the Gorgon Pistol.
COG Tags After Cole rejoins the squad, check in the back of the ruined building on the ground on a dead body.
Captivity
Name/Location
Stranded's Journal Just after Baird rejoins the squad, check down a rock spur on the right side of the cave.
Intestinal Fortitude
Name/Location
Car Gold Magazine On the ground to your left as the level begins.
COG Tags After you speak with Carmine, check on the ground near the left wall, just before you go up a sloped ramp. Look carefully, they’re grimy!
ACT 3 Origins
Name/Location
Interoffice Memo Just inside a small office to the right of the hall as you begin the chapter.
Memo After you enable the first turret, check a door on the right side of the hall, then kick open a door and check the ground in the small office.
New Hope Medical File Inside the second room with turrets on the roof; check inside the room behind the switch that deactivates the turrets.
Rude Awakening
Name/Location
New Hope Journal After you exit the facility, check the building to your right.
Captivity Marks Before you board the third train, face the back of the train yard and run into the small building there. Examine the wall inside to find the marks.
DisplacementName Location
Stu's Journal Up the stairs in the center of the ruins, just after the first Gunboat appearance.
ACT 4 Priorities
Name/Location
Locust Terminal At the beginning of the chapter, examine the Locust Terminal that is not the one you examine to start the search.
Answers
Name/Location
Locust Prisoner’s Journal After the second Locust Terminal, head left and check the back of the cave to find it on the ground.
Hornets' Nest
Name/Location
Locust Jailer Document At the start of the level, go down the stairs to the right. Turn right into the hall, and check on the ground at the end of the hall.
Human Finger necklace When you enter the room where the doors start to close, Roadie Run quickly through the room, through the second closing door on your right.
No Turning Back
Name/Location
Locust Calendar After you go up the stairs at the start of the chapter, check the back of the platform for this oddly-shaped object.
Locust Defensive Plans After you extend the bridge, cross it and go left down the hall; it’s on the ground by an ammo pack.
The Best-Laid Plans
Name/Location
Locust Invasion Map Past the lift that comes up on the side of the palace; check an alcove to the right.
Trinity of Worms After the path splits, go up the stairs where the Grinder was located and check the ground by the ammo pack.
Royal Inquisition
Name/Location
Locust Tablets On the ground between pillars at the back of the room as you begin the chapter.
ACT 5 Desperate Stand
Name/Location
COG Recon Report After KR-36 flies by, go down the stairs and check on the ground.
COG Tags At the end of the level, while defending the North Gate, go down the stairs on the far right and check on the ground.
Free Parking
Name/Location
Jacinto Sentinel Newspaper After you kill the Grinder in the street, check around the wall to the right of his position.
COG Tags After you pick up the hammer of dawn, at the end of the street walk through the half destroyed building and turn left into another destroyed part of that same building. This will count for Tenuous Footing.
Tenuous Footing
Name/Location
COG Tags After you pick up the hammer of dawn, at the end of the street walk through the half destroyed building and turn left into another destroyed part of that same building. This will count for Tenuous Footing.
Stranded’s Journal After the building drops out from under you, mantle out and check the corner of the roof to find the final collectible
