Dusko Popov aka Agent Tricycle (to the Allies) and Agent Ivan (to the Germans)

https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2012/10/Operation_Bodyguard_Memorandum.jpg?fit=554%2C775 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2012/10/Dusko-Popov-fp-large.jpg?fit=600%2C542 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2012/10/Ghost_Army.jpg?fit=845%2C1024 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2012/10/Ghost_Army1.jpg?fit=500%2C606 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2012/10/DummyShermanTank.jpg?fit=450%2C314