Brazil registered air mail cover flown to Germany on DLH flight H52 November 1936. Flown on the Hindenburg from Brazil to Las Palmas & then by plane to Berlin via Frankfurt. Transfer to the plane at Las Palmas means the mail arrived in Berlin at least 13.5 hours earlier than the Hindenburg. Small piece of the cover missing bottom right. Berlin Nov. 17, 1936 receiver on back.