Ecuador, 1865, 1r Yellow. Three blocks in shades; includes right sheet margin block of 8 (positions 26-27 / 35-36 / 44-45 / 53-54) in yellow buff, block of 4 (positions 16-17 / 25-26) in dark chrome yellow and block of 4 (positions 13-14 / 22-23) in chrome yellow, full o.g., all with full margins; block of 8 with tiny internal hole in margin, still Very Fine.
Scott No. 4; Estimate $300 - 400. Est. $300-400 (Image)

Est. $300-400

Ecuador, 1865, 1r Deep Yellow Chrome. Lower half sheet of 45 (positions 46-90), prominent constant plate flaws include position 66 (colorless line at bottom right), position 71 (colorless line through "REAL") and positions 83 & 90 (damaged lower right corner), full o.g., full margins to just touching at top right; small ink mark affecting position 51 at top and tear at bottom affecting position 83, otherwise Very Fine, the largest recorded multiple of the 1r in the yellow chrome shade.
Scott No. 4; Estimate $1,500 - 2,000. Est. $1,500-2,000 (Image)

Est. $1,500-2,000

Ecuador, 1865, 1r Yellow, Diagonal Bisect. Three on piece; includes dark orange shade tied by "Chimbo, Franca" circular handstamp, another tied by 1867 Montecristi cds and a chrome lemon yellow shade tied by "Quito, Franca" circular handstamps; few flaws, F.-V.F.
Scott No. 4c; Estimate $100 - 150. Est. $100-150 (Image)

Est. $100-150

Ecuador, 1865, 1r Chrome Yellow. Horizontal strip of 5 on piece (positions 40-44), red fancy "P.I." cancels of Quito, full margins; pre-use tear affecting first stamp, Very Fine appearance, ex-Olgieser.
Scott No. 4; Estimate $750 - 1,000.

The P.I. stands for "Porte Interno" or internal fee. It is believed that this cancellation was produced in France and was introduced in 1870. Est. $750-1,000 (Image)

Est. $750-1,000