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