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Philatelic knowledge base

This is index page for articles about Philatelic knowledge base . Please review the links below:

German (Reich) hyperinflation era stamps - fake vs. genuine postmarks4
Dienstmarke vs Dienstmarke: the story behind two kinds of East German (DDR) official stamps2
Long postage stamp series of Spain2
Bahrain definitive stamp series of 1976/1980 - varieties2
Some Fiume stamp forgeries2
Many faces of Indonesian Suharto definitive stamps of 1980/1987 (or quick peek into world of various meshes and screens in photogravure printing)0
Philippines Mosden stamps of 19682
Stamps of Kingdom of Sedang (Deh Sedang)3
Van Diemens Land (Tasmania) four pence Chalon forgery4
How accurate (or inaccurate) are traditional stamp perforation gauges3
"Technik und Landschaft" Series3
"Eidgenössisches Kreuz" Series10
Algerian Setif,Guelma,Kherrata stamps of 19752
Introduction to Belgian Precancels5
From crown jewel to pariah: a postage stamp filled history lesson from Aden to Yemen2
Type Duval postage due stamps of France2
German ATM stamps (aka. Klüssendorf) - rethinking how to organize9
New Zealand KGV definitives - how different catalogs approach the stamps and what you can learn from it10
Agency stamps - the good, the bad, and the ugly10
How common are forgeries of classic stamps? And why are they so plenty? 5
Is collecting a complete worldwide stamp collection possible? Take III - the final word - money and catalog values26
Lebanese stamp forgeries2
Varieties of Latvian flower definitive stamps of 2014/20162
The Red and Black postage due stamps of Hungary16
Indore stamps of 1904/08 - engraved, litho, or both?7
Charkhari stamps2
Postal forgeries of modern Chinese stamps6
Dutch Armenwet (poors law) stamps4
French Marianne by Decaris - types I and II17
New Zealand 1960 flower pictorials - mystery after mystery unravelled13
Philippine flowers - definitive stamp series of 1991 and what the major catalogs don't tell you about it7
1970 Bulgaria 4 Stotinki Boats at Albena - unlisted variety and other tidbits2
A more scientific view on color variations and changelings6
How to check if a stamp is a forgery or genuine, lesson 3 - North Korea 1967 postal forgery4
How to check if a stamp is a forgery or genuine, lesson 2 - a case of 1870 Spanish Allegory of Hispania3
Making sense of plates, dies and watermarks of KGV stamps of Ceylon0
How to check if a stamp is a forgery or genuine - a case study of Spanish 1854 Una Unza official stamp2
Forgeries of Spanish State 1936 definitives0
Puzzled by size difference in pair of 1906 Liberian OS (Official) stamps0
Men who changed stamp design forever2
From British Southeast Asia to Brunei, Singapore and Malaysia5
How to identify litho from photogravure - reprints of Singapore 1994/97 Marine Life definitive stamps2
Cancellation forgeries on Finnish stamps0
Microprinting varieties on Ukrainian definitive postage stamps0
Unlisted perforation varieties on Ecuador Timbre Escolar stamp by Sanchez Toda2
Confusion over Peru overprints during the War of the Pacific2
Some observations about Serbian 1905 King Peter stamps and it's forgeries3
Common but generally unrecognized varieties on Polish definitive stamps2
The low values of Greek Landscapes series of 1927 - separating different (re-engraved) prints from each other9
Greek tragedy in perf thirteen and one quarter3
Montenegro 1896 Cetanje monestry forgery by Fournier7
Indian Capital of Asoka Pillar official stamps8
Difficulty of collecting Chinese stamps30
Japan - Animal, plant and national treasure definitive series15
Stamps of Caribbean (commonwealth) - part II4
Stamps of Anglophone Caribbean5
Reprints or forgeries of Haitian stamp issue of 19045
Forgeries (or reprints) of Ajman stamps7
Argentinian definitive stamp series of 1954/76 pt.4: other designs with double border frames6
Argentinian definitive stamp series of 1954/76 pt.3: portraits8
Argentinian definitive stamp series of 1954/76 pt2: Jose de San Martin10
Argentinian definitive stamp series of 1954/76 pt1: introduction16
Yugoslavia Tourism (city views) stamp series of 1971/198912
Hotels, lodges and resorts of Romania definitive stamp series of 199125
Forgeries of classic Ecuador stamps11
A primer on organizing US Washington-Franklin stamps of 1908/192227
Keeping track of long and complex stamp series pt.2 - case of South African definitives of 1926/19543
Equatorial Guinea - a country with lost reputation33
Nigeria 1973 definitive postage stamps – pt. III10
Nigeria 1973 definitive postage stamps - pt. II0
Stamps of colonial Nigeria19
Italia Turrita – Syracuse coin definitive stamps of Italy 28
Austria 1908 jubilee stamp series - perforation woes12
Portuguese Landscapes and Monuments stamp series of 1972/7412
Portuguese Cavalinho stamps 20
Środkowa Litwa - stamps of Central Lithunia20
1955 General Franco stamp series of Spain35
Security features of Canadian high value mammal definitive stamps10
Série vovó: Brazilian definitive stamps of 1920-194193
Hermes and Iris definitive series of Greece8
Japanese hometown (Furusato / prefecture) stamps24
About early Japanese postmarks18
Czechoslovakian 1945/47 Portraits definitive series: US Civil Censorship postmark and other oddities17
Czechoslovakian Masaryk stamps of 1925 -192722
Stamps of Azerbaijan21
Poland 1950 Rebuilding of Warsaw Stamps11
Persian mystery - 1906 Provisoire stamps with unlisted overprint13
Argentina 1862 Coat of Arms - a common counterfeit stamp3
Collecting stamps of Trucial states (1973-) – United Arab Emirates6
Collecting stamps of Trucial states (1963-1973) - the independent sheikdoms4
Collecting stamps of Trucial states (1892- 1963) - British PAs in Eastern Arabia & issues of Trucial States6
Hungarian 1986/1991 definitive series stamps - Castles I12
1977 South African protea definitive stamp series22
Nigeria 1973 definitive postage stamps8
The US 4c Dag Hammarskjold invert stamp error17
1877 3d red Samoa Times Express stamp10
UK 1971 strike mail letter from Malawi4
Evolution of a classic - The Camel Postman stamps of Sudan8
Goddess of plenty - more about Seebeck reprints4
Seebeck reprints3
Five-year plan stamp series of East Germany (DDR/GDR)38
My Stamp collection19
Stamp trading should be equally beneficial3
Damn unsoakable stamps (or if you can't soak them... )83
Lundy Puffin postage stamps47
Introduction to US Precancels20
Swedish Landstormen semipostal stamps0
Classic Austrian / Austro-Hungarian postage stamps40

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