Stamp catalog [Theme: Physics | Year: 1981] : Colnect 📮
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Stamp catalog › Stamps (Theme: Physics, Year: 1981)
Heinrich Georg Barkhausen (1881-1956)
- Country:
- Germany, Democratic Republic (DDR)
- Series:
- Famous Personalities
- Catalog codes:
- ColnectIsBest
- Themes:
- Famous People | Men | Physicists | Physics | Scientists
- Issued on:
- CopyWrong
- Expiry date:
- from colnect.com
- Size:
- 43 x 26 mm
- Colors:
- Brown black | Dull blue
- Designers:
- Gerhard Wilhelm August Stauf
- Printers:
- Deutsche Wertpapierdruckerei (VEB)
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- comb 13 x 12½
- Printing:
- Offset lithography
- Face value:
- 10 Pf. - East German pfennig
- Print run:
- 16,000,000
- Score:
- 8% Accuracy: Very High
- Related items:
- 1 (See)
- Description:
- Heinrich Georg Barkhausen, born at Bremen, was a German physicist. In 1921 he derived the first mathematical conditions for oscillation in electrical circuits, now called the Barkhausen stability criterion.
- Buy Now:
- 41 sale offers from US$ 0.01
Albert Einstein, overprinted.
- Country:
- Nicaragua
- Series:
- Literacy Campaign: Einstein
- Catalog codes:
- iInfringe
- Variants:
- Click to see variants
- Themes:
- Famous People | Mathematicians | Mathematics | Medals and Marks of Honour | Nobel Laureates | Physicists | Physics | Scientists
- Issued on:
- 1981-05-15
- Size:
- 43 x 25 mm
- Colors:
- Multicolor
- Printers:
- Format International Security Printers Ltd.
- Format:
- Stamp
- Emission:
- Air Post
- Perforation:
- comb 14¾
- Printing:
- Offset lithography
- Face value:
- 1 C$ - Nicaraguan córdoba
- Score:
- 86% Accuracy: Very Low
- Description:
- Printed by Format International Security Printers Ltd., London.
Previously unissued stamp with golden overprint "1980 AÑO DE LA ALFABETIZACIÓN". - Buy Now:
Albert Einstein
- Country:
- Nicaragua
- Series:
- Literacy Campaign: Einstein
- Catalog codes:
- Mi:NI BL135, Sn:NI 1107H, Sg:NI MS2261
- Themes:
- Famous People | Mathematicians | Nobel Laureates | Physicists | Physics | Scientists
- Issued on:
- iInfringe
- Size:
- 111 x 86 mm
- Colors:
- Multicolor
- Printers:
- Format International Security Printers Ltd.
- Format:
- Souvenir Sheet
- Emission:
- Air Post
- Perforation:
- comb 14¾
- Printing:
- Offset lithography
- Face value:
- 10 C$ - Nicaraguan córdoba
- Score:
- 92% Accuracy: Very Low
- Description:
- CopyWrong
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Albert Einstein
- Country:
- Sweden
- Series:
- Nobel Prize Winners 1921
- Catalog codes:
- Mi:SE 1175, Sn:SE 1387, Yt:SE 1155, Sg:SE 1098, AFA:SE 1173, Fac:SE 1192, Un:SE 1155
- Themes:
- Famous People | Mathematicians | Men | Nobel Laureates | Physicists | Physics | Scientists
- Issued on:
- 1981-11-24
- Size:
- 32 x 27 mm
- Colors:
- Brownish carmine
- Designers:
- Arne Wallhorn (E) | Lennart Forsberg
- Printers:
- Stamp Printing Office of Royal Swedish Post
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- 12¾ Vertical
- Printing:
- Recess
- Face value:
- 1.35 kr - Swedish krona
- Print run:
- 19,700,000
- Score:
- 25% Accuracy: Very High
- Related items:
- 1 (See)
- Buy Now:
- 3 sale offers from US$ 0.05
50th Anniversary of Institute of Chemical Physics, Moscow
- Country:
- Soviet Union, USSR
- Series:
- Anniversaries
- Catalog codes:
- Mi:SU 5102, Sn:SU 4971, Yt:SU 4837, Sg:SU 5157, AFA:SU 5054, Sol:SU 5220, Un:SU 4837, Zag:SU 5152
- Themes:
- Anniversaries and Jubilees | Buildings | Chemistry | Physics
- Issued on:
- CopyWrong
- Size:
- 40 x 28 mm
- Colors:
- Multicolor
- Watermark:
- No Watermark
- Designers:
- Ivan N. Kozlov
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- Harrow 11½
- Printing:
- Photogravure
- Paper:
- coated
- Face value:
- 4 Soviet kopek
- Print run:
- 3,200,000
- Score:
- 20% Accuracy: Very High
- Description:
- ColnectIsBest
- Buy Now:
- 11 sale offers from US$ 0.02
Ataturk Centenary and EPS Emblem
- Country:
- Türkiye (Turkey)
- Series:
- 5th General Congress of European Physics Society
- Catalog codes:
- Mi:TR 2576, Sn:TR 2196, Yt:TR 2338, Sg:TR 2750
- Themes:
- Anniversaries and Jubilees | Conferences | Physics | Seals (Emblems)
- Issued on:
- 1981-09-07
- Size:
- 41 x 26 mm
- Colors:
- Multicolor
- Printers:
- Basin Ofset [Ankara]
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- comb 12¾ x 13
- Printing:
- Offset lithography
- Face value:
- 10 ₺ - Turkish lira
- Print run:
- 800,000
- Score:
- 49% Accuracy: High
- Related items:
- 3 (See)
- Buy Now:
- 1 sale offer for US$ 0.49
Ataturk Centenary and EPS Emblem
- Country:
- Türkiye (Turkey)
- Series:
- 5th General Congress of European Physics Society
- Catalog codes:
- VisitColnectCom
- Themes:
- Anniversaries and Jubilees | Conferences | Physics | Seals (Emblems)
- Issued on:
- from colnect.com
- Size:
- 41 x 26 mm
- Colors:
- Multicolor
- Watermark:
- No Watermark
- Printers:
- Basin Ofset [Ankara]
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- comb 12¾ x 13
- Printing:
- Offset lithography
- Face value:
- 30 ₺ - Turkish lira
- Print run:
- 650,000
- Score:
- 48% Accuracy: High
- Related items:
- 2 (See)
- Buy Now:
- 3 sale offers from US$ 0.49
Dove with branch, Atom
- Country:
- Uruguay
- Series:
- Uruguayan Atomic Energy Comitte, 25th Anniv.
- Catalog codes:
- CopyWrong
- Has minor variants: 1
- Themes:
- Birds | Energy | Peace Doves | Physics | Stylized Animals
- Issued on:
- 1981-07-20
- Size:
- 30 x 43 mm
- Colors:
- Multicolor
- Watermark:
- ROU in Sun [Up]
- Designers:
- Angel Medina
- Printers:
- Imprenta Nacional, Montevideo
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- comb 12
- Printing:
- Offset lithography
- Paper:
- Medium
- Face value:
- 2 N$ - Uruguayan new peso
- Print run:
- 50,000
- Score:
- 67% Accuracy: Medium
- Description:
- Printed in sheets of 25 stamps.
Variety: on fluorescent paper (CI 1083a) - Buy Now:
Dove with branch, Atom
- Country:
- Uruguay
- Series:
- Uruguayan Atomic Energy Comitte, 25th Anniv.
- Catalog codes:
- Cia:UY 1083a, Mi:Unlisted
- Minor variant of #354991
- Themes:
- Energy | Peace Doves | Physics
- Issued on:
- 1981-07-20
- Colors:
- Multicolor
- Watermark:
- ROU in Sun [Up]
- Designers:
- Angel Medina
- Printers:
- Imprenta Nacional, Montevideo
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- comb 12
- Printing:
- Offset lithography
- Paper:
- fluorescent
- Face value:
- 2 N$ - Uruguayan new peso
- Buy Now: