20c blue VALDIVIA 'Telegraph' issue (Waterlow Printing) used with fine strike of CHONCHI cds dated 20 DIC 1901 used some months after the fourth period of authorised use (29 Oct 1900 - 30 Jan 1901). Chonchi was a small Postal Agency located in the Port of Chonchi on the Island of Chiloe. Rare. (Barefoot #14)