"A", Meyers Konversationslexikon, (various authors), Volume 1, page 1, 1885-1890, web (Commons): MKL-b1-p1: has "A.E.I.O.U." on first page of entire 16-volume encyclopedia, as 3 Latin phrases: "Austriae est imperare orbi universo" and "Austriae est imperium orbis universi" with the German phrase "Alles Erdreich ist Oesterreich unterthan" noted with "Friedrich III.", plus a 3rd Latin phrase "Austria erit in orbe ultima" with "Österreich wird bestehen bis ans Ende der Welt" ("Austria will stand until the end of the world"); note that "Oesterreich" is "Österreich" ("Oe") with first letter "O". "Ö" is not considered a separate letter in German.
