Seal of Henry of Flanders (reverse)
description: Shows the emperor on horseback, wearing armor and holding a sword and shield, inscription reads: Henric(us) D(e)i gratia inp(er)ator Ro(man)ie (Henry, by the Grace of God, emperor of the Roman realm)
source: https://media-management-api.tlt.harvard.edu/api/iiif/manifest/398