Highslide JS
States of Holy Roman Empire 1510 — Double-headed eagle with coats of arms of individual states, the symbol of the Holy Roman Empire (painting from 1510)
Photo Credit: By Hans Burgkmair der Ältere, cut by Jost de Negker 1510 - cut by Jost de Negker 1510, published by David de Necker (son), Public Domain, https://commons.wikimedia.org/w/index.php?curid=393400