Tiger I nickname "Tiger" by Ferdinand Porsche, and the Roman numeral was added after the later Tiger II entered production. The initial designation was "Panzerkampfwagen VI Ausführung H" (‘‘"Panzer VI version H"’’, abbreviated "PzKpfw VI Ausf. H") where 'H' denoted Henschel as the designer/manufacturer. It was classified with ordnance inventory designation "SdKfz 182". The tank was later re-designated as "PzKpfw VI Ausf. E" in March 1943, with ordnance inventory designation "SdKfz 181". Today, only seven Tiger I tanks survive in museums and private collections worldwide. The Tiger 131 at the UK's Tank Museum, which was captured during the North Africa Campaign, is
V-1 flying bomb a Boeing B-29 Superfortress cost ~1000x more, and still ~100x more when taking into account its 10x higher payload (20,000 lb Vs 850 kg for V1) -- payload, which cost has to be added (while it is included in V1 cost) --, with the additional drawback of requiring (and putting in danger) 11 flying crew members. The attacks on Antwerp and Brussels began in October 1944, with the last V-1 launched against Antwerp on 30 March 1945. Antwerp was recognised by both the German and Allied high command as a very important port, essential to the further progression of Allied