B.P.O. Abroad, Philippines Postal Rates and 1880-1899 period and Philippines, Cuba and Puerto Rico Postal Stationery

JAPON. 1880. Native ornamented cover bearing Old Koban 1 s. and 4 s. (Sc 58, 68) tied by TOSA-KOCHI MAY 22 cds (nijiumaru type) to SHANGHAI, China. Nagasaki May 31 transit cds and IJPA Shanghai Jun 2 received cds on front. Early use of this native style cover to China is highly unusual, as most were of western style. A very rare cover with clear cancels.