Is This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War VersionIs This French Artillery ARS 17 Gas Mask The WW1 Version Or The Post War Version