Germany, Third Reich. A Civilian Gas Mask With Bag certificate_of_authenticity presented on a 90 mm-long

presented on a 90 mm-long magnetic metal bar with horizontal pin and a black woven liner on reverse

Captain Carbert was taken on as a "Probationary Observer" in the Royal Flying Corps

Footnote: During the reign of Franz I

2nd Class 1917-1931 (two-piece construction

"Flugzeugführerschule A/B 5"

Germany, Third Reich. A Civilian Gas Mask With Bag certificate_of_authenticity presented on a 90 mm-long(Gasmaske). This is an extremely well preserved Second War period civilian gas mask, constructed of rubber, with transparent golden yellow eyepieces secured with rubber seals. The obverse features a raised tab that permits exhalation during wear. The reverse features multiple cotton straps with an adjustable aluminum buckle, facilitating a flush fit with the wearers face. The opening disk for the filtration apparatus is lined with yellowed cotton.