1919, 5r dark blue, green and light blue, horizontal imperforated pair, left stamp with black unframed (9.2mm) overprint, while right one with violet framed (13mm) overprint, full OG, LH, VF and scarce (Image)

1919, 3.50r maroon and green, horizontal perforated pair, left stamp with black unframed (9mm), while right one with violet framed (14mm) overprint, full OG, hinged, VF (Image)

1919, black Monogram surcharge 50r over black ''Z'' overprint on 1r dark brown, pale brown and orange, imperforated block of four, central Yerevan day stamp, VF, C.v. $200++ (Image)

1920, four stamps, including black surcharge 5r over 20k on 14k blue and carmine, used on reverse of registered cover from Yerevan to Tiflis, all appropriate markings and arrival ds, minor wear, F/VF philatelic cover, ex-R. Nagapetiants (Image)

COMPLETE ARMENIAN CHARACTER OVERPRINTS AND MONOGRAM SURCHARGES COLLECTION ON PAGES IN BROWN LEATHER ALBUM: 1919-20, 1330 mostly mint stamps, including 22 panes of 25, profusely described, ''Z'' overprints properly identified by three sizes, numerous overprint and surcharge varieties, such as inverted or double overprints (surcharges), corrected overprints, pairs with and without overprint, pairs with omitted overprint on one stamp and etc., some not listed or not priced items, perfect condition overall, full OG, mainly LH, VF, absolutely fabulous unit which was formed shortly after the World War II, Ernst Mueller AG guarantee letter, C.v. is over $15,000 for listed material (Image)

1920, Paris issue, 1r, 15r x2 and 25r, four imperforated plate proofs, one of 15r has tiny natural paper inclusion, 25r is frame only, no gum as produced, mostly VF (Image)

1920, Paris issue, Spinner, 70r lilac and black brown, right sheet margin single with inverted central vignette, full OG, NH, VF (Image)

1922, black surcharges 10,000r/50r-500,000r/10,000r on Soviet issue, complete set of ten, fresh condition, full OG, NH (2) or LH/hinged, F/VF, C.v. $250 (Image)

Surcharges on the First Constantinople Issue. 1922, black or red surcharges 1(k)-50(k), set of 11 perforated and imperforated stamps, fresh quality, full OG, NH, F/VF, all guaranteed genuine, C.v. $512 as hinged (Image)

Surcharges on the First Constantinople Issue. 1922, black surcharge 2(k) on 2r slate gray, irregular block of 54, missing all vertical perforation and one line of horizontal perforation between first and second rows, one stamp at right is defective and two stamps at the bottom affected by water stain, folded once along vertical perforation, full OG, NH, VF overall and with high probability unique multiple (Image)

Surcharges on the First Constantinople Issue. 1922, black surcharge 10(k) on 100r orange, bottom sheet margin stamp imperforated at the bottom, Yerevan postal cancellations, VF (Image)

Surcharges on the First Constantinople Issue. 1922, black (thin) surcharge 5(k) on imperforated 50r red, block of six (2x3), left stamp in the middle row has no surcharge, full OG, NH, VF and scarce multiple (Image)

1950, Costumes, 10s gray, the high value in imperforated left sheet margin horizontal pair, printed on grayish white paper, full original gum placed vertically, NH, VF, Mi #926 xbU, €300++ (Image)

Air Post stamps. 1935, Airplane over Landscapes, 5g-10s, complete set of 15, full OG, NH, VF, C.v. $150 (Image)

1938-41, King George VI and Postal Transportation, black overprint ''Bahrain'' on stamps of India, 3p-25r, complete set of 16, nice quality, white full OG, NH, VF and the most difficult set of King George VI era, SG #20/37, £1,000 (Image)

1955-60, Queen Elizabeth II, Castles, black surcharges 2r/2s6p-10r/10s, two complete sets of three, different type of surcharges, showing different space between bars and thickness of the text, full OG, NH, VF, SG #94/96, a, £115 (Image)

1950, 75th Anniversary of the UPU, Oil Palms, Congolese Woman, Leopard, Watusi Chief and Askari, complete set of 12 souvenir sheets, including eight for Belgian Congo and four for Ruanda-Urundi, perfect quality in every respect, full OG, NH, VF, C.v. $1,750 (Image)

Belgian Congo. 1950, 75th Anniversary of the UPU, 5c- 2.50fr, complete set of eight souvenir sheets, full OG, NH, VF, COB Blocks 3A-10A, C.v. €1,800 (Image)

Burundi (Former Belgian Congo). 1992-97, Animals, World Wildlife Fund, 30f-220f, two complete sets of four, the last one with black surcharge ''+50FBu Carolophilex' 97'', bottom left corner margin imprint singles, full OG, NH, VF, C.v. $145 (Image)

Burundi and Rwanda. COLLECTIONS IN LARGE STOCKBOOK: 1962-2012, Burundi part represents 1100 mint stamps and 112 souvenir and miniature sheets, Rwanda - 970 stamps and 64 sheets, mainly complete sets, generally topical issues such as Animals, Birds, Insects, Flowers, Paintings, Sports, Space and many more, nice quality material, full OG, NH, F/VF, C.v. $4,000 (Image)

Rwanda (Former Belgian Congo). BEAUTIFUL COLLECTION IN TWO STOCKBOOKS: 1953-2005, 1600 mint stamps some in multiples and 118 miniature and souvenir sheets, starting with Ruanda-Urundi items, nice topical subjects, such as Fauna, Flora, Paintings, Space, Sports, and etc., excellent quality material, full OG, NH, VF, C.v. is close to $4,000 (Image)

BELGIUM AND COLONIES COLLECTION IN SCOTT SPECIALTY ALBUM: 1900-68, about 2000 mint stamps and over 30 souvenir sheets in clear mounts, representing many valuable sets and singles, including King Albert in Helmet, Great Personalities of 1952, better souvenir sheets, highly complete semi-postal with Cardinal Mercier, air post and parcel post issues with nice range of various Locomotive stamps, in addition sets and singles of Ruanda-Urundi, Belgian East Africa and Congo, nice and clean unit, full/large part of OG, NH (over 50%) or LH/hinged, F/VF or better, C.v. is over $15,000 (Image)

Semi - Postal issues. 1933, Orval Abbey, imperforated complete set of 11, the high value with bottom margin, full/large part of OG, LH or previously hinged, VF and scarce, COB #363-74, €3,400 (Image)

1943, King George VI, 2s purple and deep blue, 5s bluish green and carmine red, two bottom sheet margin blocks of four on pale blue or pale yellow ordinary paper, comb perforation 14, full OG, NH, VF, C.v. £460 as singles (Image)

Air Post stamps. 1924, Aviation School, 10c, 25c and 2b, imperforated set of three, nice margins all around, full OG, LH, VF, only 100 imperforated stamps of each denomination were produced, Sanabria #8, 10 and 12, C.v. $600 (1966) (Image)