Assassin's Creed Syndicate: how to find all Royal Correspondence & unlock the Emerald Isle Cape

Find all the Royal Correspondence in Assassin's Creed Syndicate and unlock the Emerald Isle Cape. Assassin's Creed Syndicate: find all Royal Correspondence locations and get the Emerald Isle Cape There are 12 Royal Correspondence letters in Assassin's Creed Syndicate, all of which can be found in Buckingham. It helps a lot if you've conquered the