Seal of <a href="https://en.wikipedia.org/wiki/Louis_of_Burgundy" class="extiw" title="en:Louis of Burgundy">Louis of Burgundy</a>, Prince of Achaea (1313-1316). Inscription:  +SIGILLVM: L[UDOVICI]: DE: BVRGVNDIE: PRINCIPIS: ACHAYE
Original design: unknown 13th-century artist; Sketch: Gustave Schlumberger (1844–1929)
1315
Gustave Schlumberger. "Sceaux des feudataires et du clergé de l'empire latin de Constantinople". In: Bulletin Monumental, tome 62, 1897. pp. 421-458