Elipse Integra-masker met A1-P3 RD-filters – GVS - Manutan.nl
Argentinian A1 gas mask, 1934. This mask was the first Pirelli design adopted by the Argentinian Army, and it derives from the EM 2 (industrial mask), with very small differences. It was
Gear Review: Cressi A1 and F-Dual Masks • Scuba Diver Life