1906 (31 Dec) By Bailey, Chumbi to Scotland. Registered cover, f.w. Indian KEVII 1a x3, tied by FPO No. 26 type B1 cds., alongside with
1906 (31 Dec) By Bailey, Chumbi to Scotland. Registered cover, f.w. Indian KEVII 1a x3, tied by FPO No. 26 type B1 cds., alongside with type B21 and B24 registered mark. Transit London (10 Jan). Arrived Edinburgh (19 Jan). Bailey was the Assistant Political Officer stationed in Yatung between 17 Dec 1906 and 1 Jan 1907. Illustration fig 28, p. 108 in "Tibet Stamps and Postal History" by Steven Chazen and Danny Won.1906.12.31 由貝利自春丕寄蘇格蘭。掛號封,貼印度愛德華七世1安娜3枚,銷軍郵26局B1型日戳,旁鈐珍罕之B21及B24型掛號章。1.10經倫敦。1.19抵愛丁堡。貝利在1906年12月17日至1907年1月1日期間為英印助理政務官,駐於亞東。蔡盛及王劍智著《青康藏郵驛史》第108頁圖例28號原件。