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Australian AT L35-L36,MNH.Michel 35-36. Admiral Richard Byrd,1979.Plane,Map.

$ 1.14 $ 0.68

Guyana - 1996 - Noble Prize - Sheet of Nine - MNH

$ 3.69 $ 2.21

Scientific Famous Louis Pasteur Mini Souvenir Sheet Mint NH

$ 10.07 $ 6.04

meteorology world day FDC Upper Volta 38932

$ 0.87 $ 0.52

Weather Map Solar Panels mnh 2 stamps 1991 Iceland #738-9 Climate Europa

$ 3.08 $ 1.84

New Zealand Health Stamps - ALL MNH - VERY FINE - GREAT LOT - SEE PICTURES/NOTES

$ 4.22 $ 2.53

Monaco 1301,MNH.Michel 1486. Arctic Committee Congress,Ice Floes.Map,Walrus.

$ 1.18 $ 0.71

chemistry Nobel prize Victor Grigard FDC 36697

$ 0.87 $ 0.52

Tipu Sultan, World´s First Missile man Used Rocket Artillery, Islam, Freedom MNH

$ 3.08 $ 1.84

Chad 358 imperf,MNH.Mi 840B. National Health Day 1978.Head,Village,Fly.

$ 2.64 $ 1.58

biologist Alexandre Yersin medecine in Vietnam FDC Switzerland 94281

$ 1.84 $ 1.1

postal history horse 150 years of telegraph maximum card Germany 72597

$ 0.87 $ 0.52

Grenadines 1986 787-90 - Halley's Comet OVPT - Set of four - MNH

$ 6.99 $ 4.19

San Marino Medicin Stomatology Biblical Dentist stamp 1979 MLH

$ 6.15 $ 3.69

Finland 754 two stamps,MNH.Michel 1016. Mental health,1987.

$ 1.4 $ 0.84

MEDICAL IMAGING - CAT SCANS ULTRASOUND MRI - U.S. POSTAGE STAMP - MINT CONDITION

$ 2.59 $ 1.55

2021 Israel FDC w/self adhesive stamp on "Testing center during the pandemic"

$ 15.83 $ 9.49

2019 India Special Cover on 52nd Annual Conference of Urological Society

$ 15.83 $ 9.49

Belgium B573-B578,MNH.Michel 1022-1027. Belgian scientists,1955.Ernest Solvay,

$ 31.85 $ 19.11

FSAT C17,MNH. Antarctic Treaty Powers 1969.Eiffel Tower,Research station,Bird.

$ 33.96 $ 20.38

Togo 2010 MNH 4v, Dunant, Red Cross, Air Ambulance, Nurse, Dog

$ 8.79 $ 5.27

telephone telecommunications FDC 36871

$ 0.87 $ 0.52

VINTAGE CLASSICS - MALDIVES SC # 1258-65 Butterflies Set of 8 MNH

$ 0.78 $ 0.46

// PARAGUAY - R-COVER - SPACE - TELEPHONE - FLAGS - FAMOUS PEOPLE

$ 2.66 $ 1.59

// 4X GUINEA - MNH - MEDICINE - ANIMALS - SCIENCE - FAMOUS PEOPLE - RED CROSS

$ 1.01 $ 0.6

VINTAGE CLASSICS - Sierra Leone - 591-4 Communications Year - Set Of 4 - MNH

$ 0.78 $ 0.46

/ 10X BARBUDA - MNH - COMMUNICATIONS - TELEPHONE - SPACE - FAMOUS PEOPLE

$ 0 $ 0

2021 Serbia MNH Single Stamp on Vaccination against corona - Medicine, Health

$ 3.95 $ 2.37

2020 Serbia Stamp on "Joy of Europe" Visual Arts on Global Pandemic - MNH

$ 5.94 $ 3.56

2021 Israel Set of 6 ATM Machine Stamps on "Testing center during the pandemic"

$ 31.67 $ 19

2021 Spain Cover w/ Tarifa A Stamp & Antartica Expedn. Canceled due to pandemic

$ 15.83 $ 9.49

2021 Israel Post Self-Adhesive Stamp on "Testing center during the pandemic"-MNH

$ 7.92 $ 4.75

2020 Morocco Single Stamp on Fight the Pandemic & Virus - MNH

$ 5.94 $ 3.56

2021 Morocco First Day Cover on World Day for Health & Safety at Work - MNH

$ 7.91 $ 4.74

[OPG1034] Libya 1984 Scientists lot of 25x very fine MNH sheet

$ 0.87 $ 0.52

/// 10X ROMANIA - MNH - RADIO - COMMUNICATIONS - 2008

$ 0.05 $ 0.03

astronomy gregorian calender FDC 1982 Germany 81583

$ 1.75 $ 1.05

HEDY LAMARR HOLLYWOOD STAR & INVENTOR 2020 SHEET MNH

$ 26.35 $ 15.81

Russia 6224-6225,MNH.Michel 393-394. Nobel Prize Winners,1994.Physics.

$ 0.88 $ 0.52

VINTAGE CLASSICS - MALDIVES SC # 1258-65 Butterflies Set of 8 MNH

$ 0.78 $ 0.46

China PRC 2818-2821, MNH. Telecommunications.Computer,Cellular phone, 1997-24

$ 1.14 $ 0.68

Israel 1972-1974 FDC Medicine Cardiological Achievements

$ 1.75 $ 1.05

VINTAGE CLASSICS - MALDIVES SC # 1268-71 Newton Science Set of 4 MNH

$ 0.78 $ 0.46

MARSHALL ISLANDS, SCOTT # 702-O, MICROCHIP PRESAGES COMPUTER REVOLUTION, MNH

$ 0.92 $ 0.55

/ 10X BARBUDA - MNH - TELEPHONE - COMMUNICATIONS - SPACE - 1976

$ 0 $ 0

/ 8X GUINEA - MNH - MEDICINE - SCIENCE - FAMOUS PEOPLE - ANIMALS

$ 0 $ 0

(873336) Christmas, Windmill, Belize

$ 0.88 $ 0.52

Malaysia 118-119, MNH. Power Installations, Emblem; Natl. Electricity Board,1974

$ 1.8 $ 1.08

Russia 2171, MNH. Frederic Joliot-Curie, French scientist, 1959

$ 1.1 $ 0.66

[OPG1016] Mongolia 1993 Copernic lot of 20x very fine MNH sheet

$ 1.1 $ 0.66

Telstar satellite communications center maximum card engraved Combet 1962

$ 2.64 $ 1.58

Bahamas 1928-1973 Various 6 Pcs Stamps, 2 Mints, 4 Used, See Photos

$ 4.4 $ 2.64

/ 10X ROMANIA - MNH - MEDICINE - HEALTH - 1999 - WHOLSALE

$ 0 $ 0

2020 India Special Cover on Global Handwashing Day Clean Hands-Recipe for Health

$ 11.88 $ 7.12

/ 8X GUINEA - MNH - SCIENCE - FAMOUS PEOPLE - RED CROSS - MEDICINE

$ 0 $ 0

2021 Algeria Se-tenant Stamp on "Vaccination against the Virus & Healthy Habits"

$ 7.92 $ 4.75

/// 10X ROMANIA - MNH - RADIO - COMMUNICATIONS - 2008 - WHOLESALE

$ 0.05 $ 0.03

Sweden 1962,MNH.Michel 1730. Swedish Patent and Registration Office,100,1992.

$ 0.92 $ 0.55

Uganda 1993 - COPERNICUS 450th ANNIVERSARY - Set of 2 Sheets of 12 - MNH

$ 24.64 $ 14.78

VINTAGE CLASSICS - MALDIVES SC # 1268-71 Newton Science Set of 4 MNH

$ 0.78 $ 0.46

VINTAGE CLASSICS - Sierra Leone 1676-7 Copernicus 450th - Set Of 2 Stamps - MNH

$ 0.78 $ 0.46

LUXEMBOURG: 35c. / chemistry, microscope , science/ 1935 / mint(light hinge)

$ 1.32 $ 0.79

# ROMANIA - MNH - FAMOUS PEOPLE - SCIENCE - 2003 - SPACE

$ 1.1 $ 0.66

# 10X MONACO - MNH - EUROPA CEPT 1988 - COMMUNICATIONS - TRAINS - SPACE

$ 0 $ 0

VINTAGE CLASSICS - MALDIVES SC# 631 - 100th Ann of Telephone IMPERF S/S - MNH

$ 1.66 $ 0.99

VINTAGE CLASSICS - MALDIVES SC# 631 - 100th Ann of Telephone S/S - MNH

$ 0.78 $ 0.46

Guyana 2000 MNH, 1066 Giant (Halleys) comet appears, Millennium

$ 1.75 $ 1.05

telephone centenary maximum card Luxembourg 62030

$ 0.87 $ 0.52

Russia 5764 2 stamps,MNH.Mi 5943. Bering Bridge Soviet-American Expedition,1989.

$ 1.36 $ 0.81

1st Liver Transplant, Medicine, Doctor, India 2014 MNH Corner Blk, Lt Lo

$ 1.54 $ 0.92

GERMAN ART-EDITION 1999/11 2042 EXPO HANNOVER DA VINCI UNISSUED DRAFTS!!

$ 16.68 $ 10.01

India 2016 MNH Blk Lt lower, Tata Power, Electricity, Solar Energy, Wind Mills

$ 1.36 $ 0.81

Belgium 2001 MNH Computer, Information Technology, Science from Millennium

$ 1.32 $ 0.79

Uganda 2000 MNH, Invention of Electric Light, Thomas Edison, Millennium

$ 1.68 $ 1.01

Linus Pauling Nuclear Weapons, Nobel Chemistry, Micronesia 2000 MNH 2 Stamps

$ 2.24 $ 1.34

DDR 1978 MNH, Theodor Brugsch, Internal medicine, Politician

$ 1.75 $ 1.05

VINTAGE CLASSICS - Sierra Leone - 591-4 Communications Year - Set Of 4 - MNH

$ 0.78 $ 0.46

// 8X GUINEA - MNH - MEDICINE - PEOPLE - SCIENCE - WHOLESALE

$ 0 $ 0

medicine doctor Claude Bernard physiology FDC 30798

$ 0.87 $ 0.52

Palau - 2001 - Nobel Prize - Sheet of Six - MNH

$ 3.55 $ 2.13

Turkey B149,MNH. Michel 2341. Guglielmo Marconi,1874-1937, radio inventor, 1974.

$ 0.88 $ 0.52

Ireland 2000 MNH, Millennium, Computer, Compact Disc, Science

$ 1.75 $ 1.05

2021 Morocco Single Stamp on World Day for Health & Safety at Work - MNH

$ 3.95 $ 2.37

medicine biology genetics Gregor Mendel maximum card Vatican 84893

$ 1.84 $ 1.1

// ROMANIA - MNH - SCIENCE - FAMOUS PEOPLE - 2003 - SPACE

$ 2.24 $ 1.34

Sweden 1987 MNH, Martin Ryle, Nobel Prize in Physics, Radio astronomy

$ 2.63 $ 1.57

Romania 1998 MNH, Nobel in physics winner Marconi communication-

$ 2.2 $ 1.32

Brazil 897, MNH. Founding of Londrina, Parana, 25th anniv. Map of Parana, 1959

$ 0.88 $ 0.52

Bahamas 346-347,MNH.Michel 354-355. Meteorological Weather satellite,radar.1973.

$ 0.96 $ 0.58

(873548) Microscope, Tuberculosis, Koch Robert, World

$ 6.02 $ 3.61

Guyana 1995 MNH, Nobel Medicine winner Gerhard Domagk

$ 2.63 $ 1.57

Guyana 1995 MNH, Nobel Medicine winner Gerhard Domagk

$ 2.63 $ 1.57

Guyana 1995 MNH, Nobel Medicine winner Gerhard Domagk

$ 2.63 $ 1.57

Great Britain: 2 used stamps of a set, Industry year, 1986, Mi#1057, 1059

$ 0.26 $ 0.15

South Korea Taejon Expo 93 MNH Booklet

$ 13.2 $ 7.91

// 10X ROMANIA - MNH - 2008 - RADIO - WHOLESALE

$ 1.62 $ 0.97

/ 10X ROMANIA - MNH - FAMOUS PEOPLE - SCIENCE - 1999 - WHOLESALE

$ 1.1 $ 0.66

Denmark 785, MNH. Niels Bohr, physicist, winner of 1922 Nobel Prize, 1985

$ 1.27 $ 0.76

Guinea 2008 MNH Imperf, Alan Turning, Cryptanalyst, Computer scientist

$ 3.51 $ 2.1

Malaysia 42-43,MNH.Michel 47-49. SEACOM 1967.Telephone links,Map.

$ 3.56 $ 2.13