Portuguese Guinea 1892 (Aug): Envelope to Harburg bearing 1881/84
25 r. rose perf 12½ vertical pair tied by oval "BISSAU
Portuguese Guinea 1892 (Aug): Envelope to Harburg bearing 1881/84
25 r. rose perf 12½ vertical pair tied by oval "BISSAU GUINEA"
datestamp, LISBON transit and "HARBURG (ELBE)" arrival (Aug 20)
backstamps. Adhesives with trace of gum staining around perfs.
Rare, very little correspondence originating from this colony.
Provenance: Heinrich Köhler sale 299, May 1998, lot 702
