XEE4415651:
Claude Chappe, French engineer, experimenting with the aerian telegraph from Ménilmontant to Saint-Martin-du-Tertre, 1793 (engraving), Unknown Artist / Bridgeman Images
XEE4170159:
The imperial woodman: William II king of Prussia, charms his leisure activities by cutting down trees in the park of Sans-Souci, Germany, 1914 (print), Unknown Artist / Bridgeman Images
LSE4097989:
Sixth Crusade - Emperor Frederic II of the Holy Empire (1194-1250) (Frederick II, Holy Roman Emperor) crowning King of Jerusalem, 1229 - chromo Liebig coul., Unknown Artist / Bridgeman Images