First pattern C-type helmet

E* oxygen mask with microphone type 10A/1250 and oxygen tube adapter Mk III

Mk VII flying goggles with early leather strap and polarizing flip screen

Flip screen in down position on the Mk VII goggles

Oxygen tube adapter Mk III, comprising a 30’’ length of rubber tubing with a Mk IIIb (6D/101) bayonet connector at one end and a Mk IVa (6D/182) connector at the other, enabling the types E, E*, G or H mask to be worn in aircraft fitted with the earlier oxygen delivery system