Laos. (Indo-China). 1938. Registered envelope addressed to the 'Bank of Indo-China, Hanoi' bearing Indo-China Yvert 162a, 15c blue and Yvert 200, 6c red/brown tied by 'Camp du Tran-Ninh/Laos' date stamp with matching registered label, routed via Vinh, Annam with Hanoi, Tonkin arrival. Very scarce item from the Laos/Indo-China border.