Public auction #38

Hoi-Hao, 1911. Registered envelope (vertical fold) addressed to Langson, Tonkin bearing Hoi-Hao Yvert 35, 5c green, Yvert 38, 20c brown/green, Yvert 39, 25c blue, Yvert 40, 30c brown, Yvert 41, 35c black/yellow, Yvert 42, 40c black and Yvert 45, 1f olive tied by Hoi-Hao-Chine double ring '3/5' with boxed hand-struck 'R', routed via Haiphong/Tonkin '12/5' with Langson receiver '13/5' on reverse.