UK, 1858

1857: 1 Troy Ounce Platinum (UK Retail, semi-mfg) = £ 1.65

1858/9:  1 Troy Oz. platina (Cartagena: 84% ore) = £ 0.8653
1858/9:  1 Troy Oz. Pt (Colombian Spot, .999) = £ 1.03 

1858: 1 Troy Oz. Platinum (German Producer: Refined) = £ 1.22
1858: 1 Troy Oz. Platinum (German Producer: Mfg) = £ 1.384

1858: 1 Troy Oz. Platinum (Paris: scrap) = £ 0.7433
1858: 1 Troy Oz. Platinum (Paris: Mfg) = £ 1.24
1858: 1 Troy Oz. Platinum (Paris: Mfg) = £ 1.32
1858: 1 Troy Oz. Platinum (Paris: Mfg, Retail) = £ 1.32


  Grove's Battery with large sized plates (3"x6") for resale: