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
Tanks in the Spanish Army new program revolved around the sale of 33 Panzer IVs, three of which would be of the command variant. Another offer was made for 67 more Panzer IVs at a later date; a result, the two programs together summed up to a potential procurement of 100 Panzer IVs. Spain also suggested the purchase of a number of Tiger tanks, although this offer never amounted to anything serious. Regardless, the program to acquire another 100 Panzer IVs never materialized. The 20 Panzer IVs received in late 1943 were organized into two companies, distributed among two battalions in the armored regiment of