Langenheim Brothers [frederick And William Langenheim]

Cathedral, Baltimore, Md. Langenheim Brothers [Frederick and William Langenheim]

Niagara Falls, Summer View, Suspension Bridge, and Falls in the Distance Langenheim Brothers [Frederick and William Langenheim]

Portrait of Frederick Langenheim William Langenheim

Merchant's Exchange, Philadelphia, August 16, 1849 Frederick and William Langenheim

Frederick II and His Nephew Frederick William II Antoine Pesne

Frederick William III, King of Prussia, and his sons Anonymous

The fall of Frederick William, Duke of Brunswick, 1815 Friedrich Campe

The accession to the throne of Frederick William IV of Prussia Anonymous

Frederick William III of Prussia, Anonymous

Portrait of Frederick William III Anonymous

Frederick William III of Prussia, Anonymous

Group portrait of Frederick, Prince of Wales, with his brother the Duke of Cumberland and their five sisters, 1730 William Aikman

Portrait of Frederick William II Anonymous

Equestrian Portrait of Frederick William III of Prussia,, 1831. Franz Kruguer

Baptism of Prince William Frederick Simon Fokke

Crown Prince Frederick William of Prussia, 1870. Anonymous

Portrait of Frederick Spanheim at the age of 44 Jan Du Pré

Frederika Louisa Wilhelmina, Princess van Oranje-Nassau, with her brothers Willem and Frederik A.C. de Poggi

Portrait of Frederick William II of Prussia Anonymous

Silver wedding anniversary of Frederick William IV of Prussia and his wife Elizabeth Ludovika of Bavaria, 1848 German School

Crown Prince Frederick William I Samuel Theodor Gericke

Portrait of William Frederick, Count of Nassau-Dietz Wybrand de Geest

Frederick William III of Prussia, 1889 Anonymous

The Marriage of Frederick William Prince Elector of Brandenburg and Louise Henriette Princess of Nassau, 1646 Jan Mytens or Mijtens

Portrait of Frederick William I, King in Prussia, Early 18th cen Anonymous

Portrait of Frederick William I, King in Prussia Anonymous

Allegorical Representation of the Birth of William Frederick, Prince of Orange-Nassau, later King William I Anonymous

Prince Frederick Charles Alexander Of Prussia, Brother Of The Emperor William And Grandfather Of The Duchess Of Connaught Anonymous

Frederick William III, King of Prussia French School

William Frederick Woodington, A.r.a. Anonymous

Frederick William, Prince Royal of Prussia, Commander in Chief of the 3rd German Army (Army South), Engraving 1870 Anonymous

1th Presbyterian Church, Broad Street Philadelphia USA Frederick Langenheim

William Frederick Stuart Cox

The Prince of Wales and Crown Prince Frederick William of Prussia, Windsor Anonymous

Frederick William III of Prussia thanking 'Moscow' for the Rescue of his Empire, 1896 Nikolai Sergeyevich Matveyev

Portrait of William George Frederick or Willem George Frederik Hubertus van Hove