| /September 1854 Desmadryl printing, watermark position 1. There is an optimistic pencil notation on the reverse of the stamp 'verdoso' (greenish). I am more inclined towards slate blue. Four margins tight to right and a crisp impression. Expertizer's/owners mark to reverse.
| /The 'Marina Oficial' Naval overprints were used on an experimental basis and were affixed to official mail of the Ministry of the Marine. Genuine copies show the Minesterio de Marina Conforme backstamp in violet. A scarce set. Expertization mark on the 2c value.
| /Faintest trace of a hinge mark with superb centering. Expertizer's mark to reverse. Under catalogued.
| /A superbly centered, unmounted strip of four with marginal ABNC imprint. 1892 printing in a dark gray-green shade.
| /Recess printed by Gillet in the distinctive burnt sienna shade with a light cancellation. Watermark position 2. Three very good margins with the fourth just touching at top right. Pencil notation to reverse.
| /Perkins Bacon first London printing, watermark position 1. Four margins, tight to lower left and upper right. SON four concentric ring cancellation.
| /Perkins Bacon first printing, watermark position 4. Four margins, very tight to left but not touching. Four concentric ring cancel on blued paper. Owner's/expertizer's mark to reverse.
| /'Blue line above head' variety, only found on plate positions 11 and 17. SOFICH 158a.
| /Printed in 1923 but uncirculated (see note after Scott 141). Pencil notation to reverse.
| /Unmounted marginal example of the perf.12 1911 Bulnes inverted head. Under catalogued (a hinged copy sold at auction in January 2021 for $325). Two light tone spots to reverse.
| /The blue seal was reserved for the exclusive use of the central return letter office in Santiago; the red for all other Post Offices. Both very nicely centered. Scott unlisted.
| /With only 948 copies sold, many examples of this stamp are forgeries (indicated by bright red ink and a lack of detail on the condor's wings). Very underpriced by Scott. Scarce MNH. Expertising mark to reverse. Slight toning.
| /Heavyish hinges, some just showing above the upper perfs. An under catalogued set. The odd short perf.
| /A premium quality set of the ABNC 1905-09 Columbus issue, including the less common green and gray shade of the 1 peso.
| /Three fresh blocks of 25. The 2p block is the inverted watermark variety, not mentioned in Scott but at a 5x premium in SOFICH.