Treasure, World and U.S. Coin Auction #17 (April 29-30, 2015)

Potosi, Bolivia, bust 1/2 real, Charles III, 1776JR. KM-51; CT-1802. 1.62 grams. Nicely toned AXF, scarcer assayer, desirable date for US collectors.

Potosi, Bolivia, 1/4 real, 1799, encapsulated NGC AU 58. KM-82; CT-1415. Bold strike with prominent rims, nice rainbow toning.

Potosi, Bolivia, 8 soles, 1827JM, large bust of Bolivar, large alpacas, encapsulated NGC MS 61 (rare grade). KM-97. Very faint toning over nice luste

Potosi, Bolivia, 8 soles, 1830JF. KM-97. 27.04 grams. Lustrous AU with light surface hairlines, nice strike.

Potosi, Bolivia, 8 soles, 1833L, rare single-letter assayer. KM-97. 26.80 grams. Lustrous UNC with very light surface hairlines, incipient toning in l

Potosi, Bolivia, 8 soles, 1837LM. KM-97. 26.92 grams. Richly rainbow-toned AXF with minor marks but nice aspect all over.

Potosi, Bolivia, 8 soles, 1839LR, encapsulated NGC AU 55. KM-97. Bright luster, nice strike, faint surface hairlines.

Potosi, Bolivia, 8 soles, 1844R, bust above BOLIVAR, encapsulated NGC AU 58. KM-103. Good luster, very light toning, minor adjustment marks below tre

Potosi, Bolivia, 8 soles, 1850FM, left-facing bust of Bolivar, encapsulated NGC AU 58. KM-109. Luster and stress lines on fields, no toning.

Potosi, Bolivia, 8 soles, 1863FP, encapsulated NGC AU 55. KM-138.6. Lustrous but with light surface hairlines, slightly "sweaty" surfaces...

Steel die for obverse of Potosi, Bolivia, 8 soles, 1859-63 (left-facing bust of Bolivar), unique. KM-138.6. 888 grams, 3" tall and 1-1/2" ...

Potosi, Bolivia, 4 soles, 1856FJ. KM-123.2. 13.33 grams. Choice strike, Mint State with lovely luster and bold details.

Potosi, Bolivia, 2 soles, 1830J. KM-95a. 6.72 grams. Beautifully rainbow-toned XF with minor old marks in front of face, parts of edge crude (as made)

Lot of 3 Potosi, Bolivia, 2 soles, dated 1855 and 1856 (2). KM-121.2. 20.06 grams total. AVF on average, no problems, some luster and toning.

Potosi, Bolivia, 2 soles, 1859/9FJ, crude "La Paz style" head, weight of 1-1/2 soles (possibly rare). KM-unl. (cf. 135.1). 4.76 grams. Bro...

Potosi, Bolivia, 1/2 sol, 1856/5P, Paz-type bust (rare), encapsulated NGC MS 65, finest known specimen in NGC census. KM-127. Non-toned and lustrous,

Potosi, Bolivia, 1/2 sol, 1861FJ, mintmark P/T monogram, encapsulated NGC AU 58. KM-133.2. Very deeply toned, with minor die-cracks and die-rust, oth

La Paz, Bolivia, specimen 1 boliviano, 1868CT, encapsulated PCGS SP-58, rare. KM-Pn25. Proof surfaces with lots of bagmarks, incipient toning around

Potosi, Bolivia, 50 centavos, 1873FE, encapsulated NGC MS 64. KM-161.1. Muted luster and minor bagmarks, choice grade, ghost of rays on reverse due t

Potosi, Bolivia, pattern bronze 50 centavos, 1902MM. KM-Pn56. . 8.30 grams. AU with much original luster, the rims a bit crude (as made, but also a fe