1928. Registered Advice of Receipt envelope written from 'Tamsui, Formosa' addressed to Oslo Norway, bearing Japan SG 212, 20s blue (pair) and SG 241, 2s green tied by Tamsui/Formosa date stamp 3rd Avril' with hand-struck 'A.R.' and Tamsui registration label, endorsed 'via Siberia' with Kobe registered label and transit '29/4' on face. Very scarce item of Advice of Receipt mail from Taiwan to Norway