Twitter-icon.com has a great selection of twitter icons and buttons.
Site: hicleones.com (HIC LEONES: Historisch-geographische Enzyklopädie der Welt (1880-1898). Homepage)
Historisch-geographische Enzyklopädie der Welt am Ende des 19. Jahrhundert auf CD. Ein Datenbank für Genealogen, Familienforscher, Historiker, Geographen, Landes- und Kulturforscher.
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