Thailand. (Advice of Receipt Mail). 1935. Air Mail envelope sent 'Advice of Receipt' and Registered addressed to the United States bearing Thailand SG 255, 10s carmine and SG 259, 80s black and light blue tied by Bangkok GPO date stamp '6th July 35' with matching registration label with bold framed hand-struck 'A.R.', endorsed 'By Air Mail' with New York and Detroit on reverse 'July 25'.
Scarce item of mail sent Registered, Advice of Receipt (A.R.) paying the 90 satang rate.