Zirkus Rosarius
Zirkus Rosarius (also known as the Wanderzirkus Rosarius) was an Erprobungskommando-style special test unit of the Luftwaffe, specifically of the Luftwaffe High Command, tasked with testing captured British and American aircraft, all of which were repainted in German markings. == History and mission == The unit was formed by Theodor Rosarius in 1943 and was part of the 2.Staffel/Versuchsverband Oberbefehlshaber der Luftwaffe (second squadron of the Experimental Unit of Luftwaffe High Command).