Japan. (Earthquake Issue). 1925 Registered Air Mail envelope addressed to Austria bearing SG 167, 1/2 s brown (4), SG 171, 3s Carmine, SG 173, 5s violet, SG 174, 6s brown, SG 210,4s green, SG 211, 8s red and 'Earthquake SG 221, 8s orange tied by Sapporo date stamp with hand-struck boxed 'Sapporo' with 'Registered' in violet on label, routed via Tokio with transit and registration label, endorsed with hand-struck 'via Siberia'in red on face. Very rare 8 sen orange 'Earthquake' issue on registered Air Mail Cover from Hokkaido Island.