Woven sample envelope from the 'Standard Pharmaceutical Works, Calcutta' with large printed 'REGISTERED LETTER' on front franked with 1937 pair 2r purple & brown GVI issue plus 1940 4a brown and 8a slate violet (SG 260, 273 & 275) all tied by INTALLY CALCUTTA cds's dated 17 JAN 1950 with plain registration label with 'INTALLY CALCUTTA' handstamp alongside. Addressed to FRANCE with large customs form declaring a 'Free Sample' on reverse.