Lot 10041 – HARBIN: 1915 « Oxypathy and Oxypathor » advertising

HARBIN: 1915 « Oxypathy and Oxypathor » advertising envelope to Scotland with 1k Romanov, 3k Arms (3) and 10k Arms paying double rate, all tied by Harbin 20.10.15 cds (subtype 4L), with Cyrillic « D.Ts. » censor hs applied at Krasnoyarsk (Siberia) (Speeckaert type 1) and 3-line censor cachet applied at Petrograd, attractive Note: This cover was the origin of the Harbin type 4L illustration in « Russia Used Abroad » pt.5, p.429, fig.602, and also the first record of the Krasnoyarsk type 1 censor hs used in 1915 and in red.