1947, 50th Anniversary of Chinese Postal Service, imperforated die proof of $100 in dark brown, printed on thin cardboard, size 40x32mm, perfect quality, no gum as produced, VF (Image)

Russo-Japanese War 1904-05. 1889, 3.50r black and gray, 7r black and orange yellow, two high values printed on horizontally laid paper, each one tied by Head Field Post Office marking, fresh quality, VF (Image)

Russo-Japanese War 1904-06. 1904, free-frank cover to Kaluga, posted into the mail at Field PO of 17th Army Corps, violet military marking and arrival ds on reverse, VF (Image)

1925, Scepter of Indra, two stamps of 5c and 20c used on native cover from Urga (Ulan Bator) to Tientsin via Troitskosavsk (Kyakhta) and Manchuli, tied by Urga ''19.12.25'' square ds, no postage dues applied upon arrival to China, but with Soviet 10k blue, probably posted in Troitskosavsk and remained uncancelled, various postal markings and Tientsin ''3.Jan.26'' arrival, mostly VF and an interesting item (Image)

1931, two surcharged values 5m on 5c violet and 20m on 20c yellow brown paid for delivery in Mongolia for red-band cover sent from Ulan Bator to Kalgan (now - Zhangjiakou), upon arrival to China marked with boxed ''T'' and uprated by two Chinese dues of 20c and 30c, mostly VF (Image)

1959, Mongolian Youth Festival, 30m lilac and light blue, strongly misperforated error, CTO with full OG, VF, a common stamp is included (Image)

1959, Mongolian Language Congress, 40m multicolored, right sheet margin block of four, imperforated vertically between stamps and on the right, full OG, NH, VF, C.v. $300++ (Image)

1959, Congress of Rural Economy, 30m green, top left corner margin single, imperforated on the left, full OG, NH, VF (Image)

1959-60, Nepal's Admission to the UPU, Animals, Birds, complete set of 14, the high values with bottom sheet margins, full OG, NH, VF, C.v. $150 (Image)

1966, Anti-Japanese Fighters, unissued complete set of three, usual rough perforation, perfect quality, full OG, NH, VF, C.v. $3,500 (Image)

EPREUVES DE LUXE - COLLECTION: 1992-2000, a red stockbook contains 56 imperforated epreuves de luxe or epreuves de luxe collective, printed on white glossy paper, printer's markings along the edges, stamped and signed by Korean officials on the back, nice topical issues such as Living Creatures, Costumes, Paintings, Plants, Red Cross, Sports and etc., minor duplication, VF and great lot for a specialist, according to DPRK Stamp Corporation Cat. no more than 50 pieces of each proof-sheet were produced (Image)

1952, Physical Exercises, complete set of ten se-tenant blocks of four, original printing on thin paper, nice quality, no gum as issued, NH, VF, C.v. $1,900 (Image)

1959, 10th Anniversary of the People's Republic, three complete issues on unaddressed FDC's, nice and flawless, VF (Image)

1960, Literature and Arts Congress, and Liberation of North Korea, two complete sets of two, perfect quality, full OG, NH, VF, C.v. $222.50 (Image)

1960-61, Chrysanthemums, 4f-52f, complete set of 18, fresh quality, unused, expertly regummed with white naturally looking gum, VF appearance, C.v. $1,090 (Image)

1962, Cranes and Bamboo, 8f-20f, complete set of three, white full OG, NH, VF, C.v. $130 (Image)

1962, Stage Art of Mei Lan-fang, 4f-50f, complete set of eight, absolutely beautiful unit, white and shiny full OG, NH, VF and really scarce in this condition, C.v. $2,425 (Image)

1962, Mei Lan-fang, $3 multicolored, souvenir sheet of one, minimal abrasion at the top of sheet, excellent quality otherwise, with full OF, NH, VF and rare in this pristine condition, C.v. $22,000 (Image)

1963, Yellow Mountain Views, 4f-50f, complete set of 16, a few stamps with minimal usual offset on gum side, fresh quality, full OG, NH, VF, C.v. $1,255 (Image)

1964, Peonies, 4f-52f, complete set of 15, stamp of #15-7 has small part of gum loss, otherwise post office fresh, full OG, NH, VF, C.v. $562.50 (Image)

1964, 15th Anniversary of the People's Republic, souvenir sheet of one, nice unoxidized gold and post office fresh, full OG, NH, VF, C.v. $4,250 (Image)

1965, Second National Sport Games, 4f-43f, complete set of 11, excellent condition, full OG, NH, VF, C.v. $610 (Image)

1966, Lu Hsun, complete set of three, perfect quality in every respect, full OG, NH, VF, C.v. $425 (Image)

1967, Thoughts of Mao Tse-tung, complete set of 11, strips are divided on single stamps, perfect gold, fresh, full OG, LH, VF, C.v. $1,340 (Image)

1968, Directive of Chairman Mao, 8f red and black brown, extremely fresh, full OG, NH, VF, C.v. $275 (Image)