An Oldenburg House & Merit Order Of Duke Peter Frederick Louis, Knight's Cross certificate_of_authenticity wearing two TDB badges on

wearing two TDB badges on right sleeve

in silver with a blackened magnetic core vertical pinback with a barrel hinge and a rounded catch

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

Sterling) on the reverse of the arms and bow suspension

reverse maker marked “Bruno Mulde

An Oldenburg House & Merit Order Of Duke Peter Frederick Louis, Knight's Cross certificate_of_authenticity wearing two TDB badges on2nd 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.