A.E.I.O.U.
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"A.E.I.O.U." was a symbolic device coined by Emperor Frederick III and historically used as a motto by the Habsburgs. One note in his notebook, though not in the same hand, explains it in German and L
Illumination from the records of King Frederick, dated 1446
Heraldic plaque dated to 1466 with Habsburg motto F.I. A.E.I.O.U. Left part is Habsburg fesse coat of arms and right part is Counts of Celje coat of arms, united under Imperial double-headed eagle
Sundial in Meran (now Italy) featuring an A.E.I.O.U. inscription
Frederick III, Holy Roman Emperor was the Holy Roman emperor from 1452 until his death in 1493. He was the penultimate emperor to be crowned by the pope, and the last to be crowned in Rome. He was the
A.E.I.O.U.
…A.E.I.O.U." (sometimes spelled A.E.I.O.V.) was a symbolic device coined by Emperor Frederick III (1415–1493) and historically used as a motto by the Habsburgs. One note in his notebook (discovered in 1666), though not in the same hand, explains it…
Portrait by Hans Burgkmair, c. 1500
Detail of Aeneas Piccolomini introduces Eleonora of Portugal to Frederick III by Pinturicchio (1454–1513)
A tapestry depicting the coronation of Frederick III, which misattributes the Pope in attendance as Pope Pius II.
Frederick III meeting with Charles the Bold