1983, Los Angeles Olympic Games, 28c multicolored, bottom left corner sheet margin plate No.2222 se-tenant block of four, imperforated at bottom variety, full OG, NH, VF and scarce

1989, Futuristic Mail Delivery, 20th UPU Congress, (45c) multicolored, bottom left corner sheet margin ZIP se- tenant block of four with light blue (engraved) color omitted (country name and denomination), full OG, NH, VF, C.v. $500

1981-84, 51 complete panes of 40, 48 or 50, denomination 13c, 18c and 20c (vast majority), nice, fresh and intact, Face value is $480

EXHIBITION STYLE COLLECTION OF ERRORS: 1959-85, 67 single stamps and 23 multiples, such as pairs (2), strip of four (1), blocks of four (16), block of six (1) and blocks of nine (3), including 54 stamps and 17 multiples, which are showing various color or perforation shifts, neatly arranged and inscribed on 20 pages, representing values with shiny and dull gum, perfect quality material, all with full OG, apparently all NH, except maybe a few common stamps, VF and rarely offered material, which is great for further expansion or break up for internet Sale

1901, Pan-American Exposition issue, 1c-10c, complete set of six small die proofs on wove paper, approximate size 60x50mm, nice and very fresh unit, no gum as produced, NH, VF, C.v. $3,450

1902-03, definitive issue, 2c-15c, set of nine vertical or horizontal plate No. strips of three with selvage imprint, several with perf separations (counted as singles), full OG, NH or LH/hinged, F/VF, C.v. is over $3,100

1909, Alaska-Yukon-Pacific Exposition issue, 2c carmine, bottom sheet margin plate No.5173 block of six with imprint, full original gum with minor waves, NH and fine item, C.v. $320

1918, Franklin, $5 deep green and black, right arrow block of four, rich colors, full OG, NH, F/VF, C.v. $1,360 as four singles

1920, Washington, 2c carmine, offset printing, type V, bottom sheet margin plate No.11091 block of six (3x2), full OG, NH, F/VF, C.v. $350

1920, Washington, 2c carmine, offset printing, type VI, top sheet margin plate No.11717 block of six (3x2), minor separation on selvage only, full OG, NH, F/VF, C.v. $660 as single stamps

1918, Washington, 3c purple (type IV), top sheet margin plate No.9334 block of six, imperforated at the top, full OG (partially missing on selvage), NH, VF

1919, Washington, 2c carmine rose, type III, block of four imperforated horizontally, minor usual offset on reverse, full OG, NH, F/VF, C.v. $275

1938, Presidential issue, ½c-$5, complete set of 32 in plate blocks of four, post office fresh quality, full OG, NH, mainly VF, C.v. $672

1971, Historic Preservation issue, 8c x4 black brown and ocher on buff paper, se-tenant block of four with brown black (engraved) color dramatically shifted to the top, full OG, NH, VF, a common block is added for comparison

1972, Wildlife Conservation, 8c multicolored, complete transition sheet of eight se-tenant blocks of four, black engraved color (picture, description and denomination) strongly shifted to the bottom left, resulting in stamps at top four horizontal rows have doubled or omitted ''United States'' variety, full OG, NH, VF, an attractive item

1973, Christmas Tree, 8c multicolored, complete transition sheet of 50, contains eight vertical pairs imperforated between stamps (no any traces of blind perforation) and one partly imperforated pair, full OG, NH, VF and rare multiple, C.v. $1,800 as eight error pairs only

1974, Skylab Space Station, 10c multicolored, two erroneous singles, one with black color strongly shifted to the bottom, the other one - has shifted ''US'' and yellow color to the top, both with full OG, NH, VF and a spectacular items, a common stamp is included

1974, Minerals, 10k multicolored, se-tenant block of four with light blue and yellow (litho) colors omitted, full OG, NH, F/VF, C.v. $900

1974, 200th Anniversary of the Kentucky Settlement, 10c multicolored, black (litho) color omitted, full OG, NH, VF, a common stamp is included, C.v. $400

1975, David W. Griffith, 10c multicolored, right sheet margin example with brown (engraved) color omitted, in addition a single with brown color dramatically shifted to the top, both with full OG, NH, VF, C.v. $450 for stamp with omitted color

1975, ''Pioneer 10'' Passing Jupiter, 10c multicolored, left margin single with dark blue (engraved) omitted, full OG, NH, VF, C.v. $450

1975, Collective Bargaining issue, 10c multicolored, vertical imperforated pair, full OG, NH, VF and scarce

1976, Benjamin Franklin, 13c multicolored, two errors, first one has dark blue color strongly shifted to the top, while another one has light blue significantly shifted to the left, full OG, NH, VF, a common stamp is included

1979, John Paul Jones, 15c multicolored, imperforated proof of finished design, cross-gutter block of eight, one stamp with small paper wrinkle, full OG, NH, VF and scarce multiple, C.v. $4,200++

1983, definitive issue, motorcycle 5c gray green, horizontal imperforated pair of coil stamps, full OG, NH, F/VF, C.v. $1,750