London Overground Mildmay Line Collectable Guide
There are 6 collectables near Highbury and Islington (2 newspaper stands, 1 route map, 2 fire extinguishers, and 1 defibrillator)
Collectable #1: Newspaper Stand
Collectable #2: Route Map
Collectable #3: Fire Extinguisher
Collectable #4: Fire Extinguisher
Collectable #5: Newspaper Stand
Collectable #6: Defibrillator