1893 1c-$5 complete set of 16, with an additional 8c, used on both sides of a registered cover sent locally in Denver, Colo Jan 24, 1894, all tied by Registry markings, with arrival pmk the same day, showing the Italian Consulate Denver handstamp and addressed to Frank Bruni Grimaldi, Italian Consul. Stamps are centered very good (10c, 15c, $4) to fine-v.f., few faults noted, including 5c and one 8c on front, also $2 placed close to the edge of the envelope, with resulting perf. Defects, some overall toning on back, fine and remarkable cover with the entire set of the Columbian issue, with Registered receipt accompanying (Cat No. 230-245) (Image)

Est.$7,500

1893 1c-$5 plate proofs on card, complete set, few h.r., mostly fine-v.f. (Cat No. 230-245P4) (Image)

Est.$1,000

1893 1c-$5 handstamped "Specimen", mostly h.r., some usual small flaws, generally fine or better, cat. $7200 (Cat No. 230S-245S) (Image)

Cat. $7200, Est.$1,500

1893 1c blue, bottom sheet margin "letter" single, n.h., large even margins on all sides, fresh color, v.f., with 1989 PFC, (Cat No. 230) (Image)

Est.$100

1893 1c deep blue, block of four diagonally bisected on each side, used as 2c on cover from Rowayton to South Norwalk, Conn., with arrival Sep 22, 1893 cds alongside, fine and interesting item (Cat No. 230) (Image)

Est.$250

1893 2c brown violet, imperforate vertical pair, unused without gum, showing portion of adjoining stamp at bottom, top stamp thin and heavily creased, bottom stamp faint creasing, fine appearance, rare, with 1993 PFC (Scott listed as 231b at that time) (one ungummed damaged sheet was discovered in New York City in 1900, most are more or less defective and cut close) cat. $2000 (Cat No. 231P5) (Image)

Cat. $2000, Est.$1,000

1893 2c brown violet, used and unused perforation shifts, the latter quite spectacular, h.r., fine (Cat No. 231var) (Image)

Est.$150

1893 4c ultramarine, n.h., well centered with wide margins, fresh color, with 2015 PFC graded "XF 90 XQ" (SMQ $350 for regular "90") (Cat No. 233) (Image)

Est.$300

1893 4c ultramarine, n.h., well centered with wide margins, fresh color, with 2021 PFC graded "XF 90" (SMQ $350) (Cat No. 233) (Image)

Est.$300

1893 4c ultramarine, bottom margin plate number and imprint block of eight, l.h., lower left stamp with faint stain and slight perf. separations, otherwise fine-v.f., cat. $1700 (Cat No. 233) (Image)

Cat. $1700, Est.$500

1893 4c ultramarine, bottom Plate No.17, imprint block of 10, n.h., left pair partly separated, fresh, fine-v.f. multiple, cat. $3280 (Cat No. 233) (Image)

Cat. $3280, Est.$750

1893 4c ultramarine, diagonal half used as 2c on cover locally addressed in New York City, franking unrecognized and charged "2 cents" postage due on arrival, with 2c bright claret added and canceled by New York oval, with "1-12-94" "J" cancel on back, cover with tear at top, otherwise fine, interesting usage (Cat No. 233) (Image)

Est.$250

1893 4c blue, error of color, n.h., brilliant color and fresh, fine example of this popular rarity, with 2021 PSAG certificate, cat. $32500 (Cat No. 233a) (Image)

Cat. $32500, Est.$7,500

1893 4c large die trial color proof on rose violet, die sunk on reduced card (113x95mm), v.f., cat. $850 (Cat No. 233TC1d) (Image)

Cat. $850, Est.$500

1893 5c chocolate, 6c red violet, each canceled by World's Fair Expo Station October 30, 1893 machine cancel on 5c World's Columbian Exposition Columbus Day Souvenir cover, addressed locally, 6c slightly discolored, otherwise v.f. (Cat No. 234,235) (Image)

Est.$250

1893 6c purple, n.h., well centered with wide margins, fresh color, with 2021 PSAG certificate graded "95" (SMQ $1,050) (Cat No. 235) (Image)

Est.$750

1893 6c purple, bottom margin plate number block of six, n.h., short perf. in right margin, otherwise fine-v.f., cat. $2000 (Cat No. 235) (Image)

Cat. $2000, Est.$500

1893 8c magenta, n.h., large margins all around, fresh and v.f., beautiful stamp with 1999 PFC and 2021 PSAG certificate graded "95J" (SMQ 2,500) (Cat No. 236) (Image)

Est.$1,000

1893 8c magenta, block of four, n.h., some perf. separations, still fine-v.f., cat. $560 (Cat No. 236) (Image)

Cat. $560, Est.$150

1893 8c magenta, plate proof on card, plate number block of ten, two stamps creased, otherwise fine, cat. $2800 (Cat No. 236P4) (Image)

Cat. $2800, Est.$500

1893 30c orange brown, large die on india paper, die sunk on reduced card 98x75mm, v.f., cat. $900 (Cat No. 239P1) (Image)

Cat. $900, Est.$500

1893 30c black, trial color plate proof on card, v.f., cat. $350 (Cat No. 239TC4) (Image)

Cat. $350, Est.$150

1893 50c slate blue, l.h. (if at all), well centered with wide margins all around, beautiful color and fresh, with 2021 PSAG certificate ("previously hinged with light vertical bend"), graded "90J og PH" (Cat No. 240) (Image)

Est.$500

1893 50c slate blue, plate proof on card, block of four, v.f., cat. $480 (Cat No. 240P4) (Image)

Cat. $480, Est.$150

1893 $1 salmon, l.h., well centered, natural inclusion, v.f., with 2021 PSAG certificate, cat. $1000 (Cat No. 241) (Image)

Cat. $1000, Est.$400