An Oldenburg House & Merit Order Of Duke Peter Frederick Louis, Knight's Cross certificate_of_authenticity Sterling) on the reverse of

Sterling) on the reverse of the arms and bow suspension

reverse maker marked “Bruno Mulde

engraver marked "FL 45" on the obverse

4mm including crown suspension)

He graduated from the Naval Academy at Annapolis as an Ensign in 1906

An Oldenburg House & Merit Order Of Duke Peter Frederick Louis, Knight's Cross certificate_of_authenticity Sterling) on the reverse of2nd Class with Crown: In silver with red, white and blue enamels, gold paint on the hand painted obverse centrepiece, unmarked, measuring 40. 7 mm x 63. 5 mm inclusive of its crown suspension, a knight's cross with a period replacement commanders loop, intact enamels, extremely fine.