Add "temperance" to the search box and search again, and the second result is the Temperance from the "Charles VI" deck.inurl:commons.wikimedia.org tarot
commons.wikimedia.org
http://www.google.com/search?num=30&new ... .org+tarot
United Kingdom
The British Museum has 2 million prints. Hundreds of tarot decks.
http://www.google.com/search?num=30&new ... %20woodcut
The World of Playing Cards is interesting site
http://www.google.com/search?num=30&new ... o.uk+tarot
Here is a direct link:
http://www.wopc.co.uk/italy/italia
United States
National Gallery of Art
http://www.google.com/search?num=30&new ... +Rosenwald
Metropolitan Museum of Art : The Met has many items on its website that are in other libraries.
http://www.google.com/search?num=30&new ... d+Visconti
Yale University Library
http://www.google.com/search?num=30&new ... t+Visconti
I found nothing of interest in the LIbrary of Congress
La France :
École nationale supérieure des beaux-arts
http://www.google.com/search?num=30&new ... 20bolonais
Musée du Louvre
http://www.google.com/search?num=30&new ... Rothschild
Bibliothèque nationale de France
http://www.google.com/search?num=30&new ... f.fr+tarot
visualiseur subsection of bnf.fr
http://www.google.com/search?num=30&new ... e%20cartes
There is a Musée Français de la Carte à Jouer, but it has nothing online
Magyarország : ie. Hungary
Museum of Fine Arts, Budapest, prints and drawings collection. This has a few, but very important, sheets
http://www.google.com/search?num=30&new ... u+Tarocchi
Here is that collection's own search page, which is a good one:
http://printsanddrawings.hu/search/?return=1
Nederland
Geheugen van Nederland - claims "Hundreds of thousands of beautiful images of artwork, photography and design from more than 100 Dutch museums, archives and libraries." But in fact, not much. The site's own search function is best
http://www.geheugenvannederland.nl/nl/g ... =kaartspel
Koninklijke Bibliotheek - the national library; they have books
Rijksmuseum - the national art museum: lots of engravings of card players
https://www.rijksmuseum.nl/nl/zoeken?q= ... =&ii=0&p=1
Now we come to the four countries which should have been the best, but they have the least online (that I found).
España
Biblioteca Nacional de España has nothing online
Spain has the Museo Fournier de Naipes de Álava, but it has nothing online
Confoederatio Helvetica
Landesmuseum Zürich : nothing online
Kunsthaus Zürich, books. Try spielkarten Very little found
http://opac.kunsthaus.ch/libero/WebOpac.cls
Sammlung collection
https://www.nationalmuseum.ch/sammlung_ ... =&numOf=30
Deutchland
Staatliche Museen zu Berlin
Germanisches Nationalmuseum, Nürnberg,
Deutchland has the Spielkartenmuseum in Leinfelden but this has not even a website
Italia
Biblioteca Nazionale Centrale di Firenze - books
http://www.google.com/search?num=30&new ... t+tarocchi
Search page : http://opac.bncf.firenze.sbn.it/opac/co ... h_baseedit
Galleria degli Uffizi no usable online resources
Ministero dei beni e delle attività culturali e del turismo
http://www.google.com/search?num=30&new ... t+tarocchi
Pinacoteca di Brera di Milano - try Bembo, Sola-Busca
http://www.google.com/search?num=30&new ... hi%20Bembo
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That's all I've found in official online sources.