PEKING: 1907 Postcard registered to Belgium with combination of ordinary Russian 1k and „KITAI“ 3k and 10k, all tied by Peking 20.1.07 cds (T&S type 7A), sent by foreign national working on the Imperial Chinese Railway, with reg’d label in Cyrillic and encircled „dotted R,“ Brussels arrival, a scarce combination and cancellation