Description:

1920 (Jan 26) Adelaide-Jamestown #35 cover endorsed "Aeroplane to Jamestown" without cachet carried by Harry Butler in an Avro 504 biplane as part of a small official airmail, franked with KGV 1½d black-brown tied Adelaide roller cancel, very fine, Cat $2,250. [the quantity carried on the outward leg has not been ascertained, but Eustis states only five known; only 194 items were carried on the return flight later the same day]