Mission 4 - Seegson Communications
Seegson Communications Observation Deck: After emerging from the vents and being told to Gain Access To The Elevator, enter the doorway by the body then go up the stairs on your left and look on the bench at the top.
Seegson Communications Observation Deck: Once you cut through Comms Control to search for alternative external communications, head into the smaller room off the following corridor with a downed Working Joe in it and use the rewire panel to unlock the Int. Access door, then go to the end of the next corridor and enter the now open room.
Seegson Communications Monitoring Rooms: When you return to the Monitoring Rooms, head through the room filled with computers on the right of the corridor then look on the bench in the attached room.
Seegson Communications Monitoring Rooms: Moving on from the previous ID tag, head into the Relay Facility and check the bench at the side.