Prussia, Kingdom. A Lot of Long Service Decorations

A Military Long Service Decoration, I Class for 21 Years, A rectangular bar constructed of gilded silver, the bar bears the inscription “F.W. III.” (Friedrich Wilhelm III), on a pebbled background, on a blue ribbon with yellow borders, the reverse bears a horizontal pinback with round wire catch, measuring 42.70 mm (w) x 30.30 mm (h); A Military Long Service Decoration, II Class for 15 Years, A rectangular bar constructed of silver, the bar bears the inscription “F.W. III.” (Friedrich Wilhelm III), on a pebbled background, on a blue ribbon with white borders, the reverse bears a horizontal pinback with a round wire catch, measuring 43.53 mm (w) x 29.64 mm (h); A Military Long Service Decoration, III Class for 9 Years, A rectangular bar constructed of silver and iron, the bar bears the inscription “F.W. III.” (Friedrich Wilhelm III), on a pebbled background, on a blue ribbon with black borders, the reverse bears a horizontal pinback with a round wire catch, measuring 44.72 mm (w) x 30.75 mm (h); A Reserve Long Service Decoration II Class Bar, A rectangular bar of blackened iron and machine embroidered fabric reading “F. W. IV.” (Friedrich Wilhelm IV), the reverse bears a horizontal pinback, measuring 45.07 mm (w) x 19.52 mm (h), all very fine.