Germany, Luftwaffe. A Pair Of Oberfeldwebel Flak Ordnance Collar Tabs Auction It states that Hellmut Walter

It states that Hellmut Walter Libowski was born on November 23

The rear of the cap has four grommets in place

Measuring 212x297mm

It continued to be awarded by the Government of the Republic of Poland in exile during and after the Second World War and was simultaneously awarded by the People’s Republic of Poland during the post-war period

Germany, Luftwaffe. A Pair Of Oberfeldwebel Flak Ordnance Collar Tabs Auction It states that Hellmut WalterA pair of collar tabs constructed of red wool, the obverse bears four gull ciphers and a silver aluminum L shaped tresse, the reverse shows the white buckram backing, measuring 56. 11 mm (l) x 37. 88 mm (w),very fine.