Chronon Source
After you disable the turret in the yard, run up the stairs to the nearby cannon to find a chronon source.
Narrative Object: Gull Island sign
After raising and crossing a bridge in the yard, you'll enter an area with a dismantled cannon and some enemies to take out. The sign is behind the cannon base.
Chronon Source
Use Time Vision to reassemble the cannon in the yard, then run up onto scaffolding and climb up onto the stone ledge behind the cannon. Your objective points you across the cannon, but first, run to the right until the ledge dead-ends behind a tree. You'll find a chronon source there.
Chronon Source
After running across the cannon, turn left and go down the stairs to collect this upgrade.
Narrative Object: Radio broadcast
Find the radio inside the radar tower booth.
Chronon Source
You can collect this near the radar tower, behind the helicopter on the helipad.
Chronon Source
Head back to the radar tower and look for a set of stairs you can go down. A chronon source awaits you at the base of the tower.
Narrative Object: Gala speech
Find this on a laptop inside the Research and Development Facility, near where you enter from the radar tower.
Quantum Ripple
Your next Quantum Ripple is automatically unlocked by streaming the speech to the Internet.
Narrative Object: Research and Development Facility map
You'll see this on the wall behind the frozen soldiers as you exit the elevator.
Chronon Source
From the map you just examined, turn right and go all the way to end of hall, then take a right and follow the hall until it dead-ends into a lab. Turn left, and the upgrade is waiting for you by the map on the wall.
Narrative Object: Whiteboard
Find this in the corner of Testing 01, the lab where you disable the chronon disrupter
Narrative Object: Email
Head to the back of Testing 01 and look for a laptop with your next collectible.
Narrative Object: Monarch Technology Timeline sign
After killing the shift-proof guards in the lobby area, look for this timeline on the wall.
Chronon Source
From the Monarch Technology Timeline sign, turn left and run all the way to the end of the hall to find a chronon source.
Narrative Object: Gull Island Monarch Noticeboard
After you fight the Juggernaut, you'll continue into an area with several offices. The noticeboard is on the right as you enter the office area.
Narrative Object: Email
Look for this on a computer in office 201.
Narrative Object: Email
You'll find this on a computer in office 202.
Narrative Object: Email
And this is on a computer in office 203.
Narrative Object: Email
As you enter Amaral's office (number 204), you'll see a computer where you can find another email.
Narrative Object: Projected Fracture Progression
Find this chart on the wall in Amaral's office.
Narrative Object: Shifter presentation
You can see this on the laptop near the X-ray display in Amaral's office.
Intel: CFR Briefing
Find this on the table in Amaral's office.
Narrative Object: Email
See this on a computer in office 205 (where the frozen woman is playing Alan Wake).
Narrative Object: Email
Once you've explored all the offices on the second level, head downstairs for more collectibles. The first is an email on a computer in office 102.
Narrative Object: Email
You can find this on a computer in office 103.
Intel: Brenner's mug
This is on a desk in office 103, behind the frozen man.
Chronon Source
Your path will take you through the mini lab area in the center of the offices. Before you leave, explore the bank of lockers for another chronon source.