Nederlandse filterbus (tbv gasmasker) Model 130 (1939) Nederlandse filterbus (tbv gasmasker) Model 130 (1939) Belgische filterbus (tbv gasmasker), Model 1935 Duitse filterbus (tbv gasmasker) (1930-1945) Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse holle filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1938] Nederlandse filterbus, Model III (tbv civiel gasmasker Model III), Type 009 [1939]
