OPERA - A Philatelic History as shown on postage stamps of the world. (maintained by Paul den Ouden): including files of the Romanian composers, librettists, conductors, producers, of the venues and any other opera-related theme that appears on stamps.
From the April 27, 1998, issue of Linn's Stamp New: New discovery: 5 cents 1847 cover to Romania By Michael Laurence: This newly discovered cover, bearing a 5 cents 1847 stamp and addressed to Romania, is thought to be the only 1847 cover known to that destination. It will be auctioned in June, with an estimated value of $25,000-$35,000.
Moldova and Romania: from Countries of the World page (which lists more than 600 stamp-issuing entities along with the years in which they issued stamps).
Postage Stamps of Moldova: An Internet Catalogue 1991-date by Jayseth Guberman.
EASTERN EUROPEAN LINKS:
TAN WEE CHENG'S CENTRAL/EASTERN EUROPE & COMMONWEALTH OF INDEPENDENT STATES PHILATELIC RESOURCES: Countries & territories covered : Russia & all former USSR republics (including separatist entities like Chechenya, local overprints), Baltic republics, Poland, DDR, former Czechoslovakia & its successor states - Czech Republic & Slovakia, Hungary, Romania, Bulgaria, Albania, & former Yugoslavia & its successor states (including entities such as Krajina, Srpska Republika & Herceg Bosna).All political entities past & present in the region are covered. Some online articles are also posted (including two on Transnistria).
FCOE - The Dutch Eastern Europe Philatelic Society.: founded in 1982, its members collect stamps,postal stationery or other philatelic items of : Poland, The Czech and Slovak republic, Hungaria, Romania, Bulgaria, Yugoslavia, Bosnia, Slovenia, the territories of the former Soviet Union. The Society has its own magazin "Oost Europa Filatelie", issued in Dutch four times a year.
RUSSIAN LINKS:
The Rossica Society of Russian Philately: The Rossica is an international society rounded in the 1920s and dedicated to the collection and study of all aspects of Russian philately, from the pre-stamp days of Imperial Russia to current post-Soviet philately. The society publishes two issues per year the award-winning Rossica Journal, which carries information on all facets of Russian stamps and postal history. Gary Combs compiled an excellent Table of Contents for Rossica journals 1-119.
RUSSIAN POSTAL HISTORY ON-LINE: a site founded and maintained by the Worldwide Society of Russian Philately (Worldwide Society of Russian Philately, a society which intends to foster and promote the exchange of philatelic information relative to the Russian Empire and related areas of collecting). Excelent resource with (among others): LIBRARY (archive of articles, books and illustrations as maps etc), BOOKSHOP (books published on Russian Philately and reviews), SOCIETIES (Philatelic societies associated with the Russian Empire and its successors), LINKS, etc.
THE BRITISH SOCIETY OF RUSSIAN PHILATELY (Affiliated to the Association of British Philatelic Societies), which issues yearly "The British Journal of Russian Philately".
Society for Hungarian Philately: The SHP publishes original articles related to all aspects of Hungarian philately in our Quarterly publication, The NEWS of Hungarian Philately. This publication is distributed as part of the annual membership fees to the Society for Hungarian Philately.
The homepage of Jan Langenberg: This site is dedicated to stamps, zemstvos and revenues from Russia - USSR, stamps from Hungary - Magyar Posta,
topicals like lighthouses on stamps and perfins.
GENERAL RESOURCES, SEARCH ENGINES:
Linn's: Reference: Stamp Issuing Entities.: a compilation of the nations, provinces, cities, armies and other entities that have, at one point or another, issued postage stamps.
Civil Censorship Study Group: The CCSG caters specifically for collectors with an interest in Civil Censorsed mail. Specialist collectors of one or more countries or areas who have an interest in censored mail originating in or passing through that country/region will find membership rewarding. Also covered are general collectors of censored mail, often with a military interest.
Michael Mills - your Guide to Stamp Collecting: World-wide philatelic links, inclusively from Balkan and Eastern Europe.
StampSites, the search engine for stamp collectors, with near 20000 stamp-related web pages from all around the world into one search engine, designed and optimized for stamp collectors. Find here also the largest STAMP YELLOW PAGES DIRECTORY on the Internet, with thousands of sites listed with 62 categories to choose from.
The American Philatelic Research Library: the largest public philatelic library in the United States. Its holdings include many of philately's classic periodicals, and it receives more than 400 current periodicals from around the world. Catalogues, government documents, auction catalogues, and a variety of other materials are available for your use. It provides also an Articles database, with references to articles in philatelic literature