and was written by Major Lumsden of the Guides (a famous Frontier Regiment) to a firm in Calcutta, the letter was cancelled at Rangpore (some 70 miles from the border with Bhutan). A significant item written at the time of the Bhutanese suit for peace. Photo" /> cover 1865 (18 Nov.) ½a. blue letter sheet with E. India ½a., the letter is headed<I> "Camp Tapui"</I> and was written by Major Lumsden of the Guides (a famous Frontier Regiment) to a firm in Calcutta, the letter was cancelled at Rangpore (some 70 miles from the border with Bhutan). A significant item written at the time of the Bhutanese suit for peace. Photo | Christie's