France, 1854

c.1851: 1 Troy Ounce platina (Colombia: Ore, 82.5%) ~ Fr 21.50
c.1851: 1 Ozt. Pt (Colombia: Ore, .999) ~ Fr 26.05

1853: 1 Ozt. Platinum (Paris: Semi-Mfg, Ret.) = Fr 46.65 

1853: 1 Troy Oz. Pt (CA Spot: intrinsic) = Fr 25.52 (USD $ 5.)
1853: 1 Troy Oz. Platinum (Boston: Wire/Ingot, Ret.) = Fr 51.04 ($ 10.)  
1853: 1 Troy Oz. Platinum (USA: Foil, Ret.) = Fr 73.50 ($ 14.40) 

1854: 1 Troy Oz. Platinum (UK: Semi-Mfg., Trade) = Fr. 34.50 (£ 1.38)

1854: 1 Troy Oz. Platinum (UK: Manufactured, Trade) = Fr. 37.50 (£ 1.50)

1854: 1 Ozt. Platinum (Bavaria: Mkt./Wire) ~ Fr 36.70 (Fl. 17.556) 
1854: 1 Ozt. Platinum (Bavaria: Fine Wire) ~ Fr 41.15 (Fl. 19.684) 
1854: 1 Ozt. Platinum (Bavaria: Mfg.) ~ Fr 46.70 (Fl. 22.344)

1856: 1 Troy Oz. Platinum (Semi-Mfg)  = Fr  40.43 - 46.66 (USD$ 7.87 - 9.08)
 
Tariffed Rate:

1854: 1 Troy Ounce platina (UK Import: Colombian/Ru Ore?) = Fr 9.30
1854: 1 Ozt. Pt (UK Import: Ore @ .999) = Fr 11.27
1854: 1 Ozt. platina (UK: Colombian/Ru Ore?) = Fr 9.33
1854: 1 Ozt. Pt (UK Import: Ore @ .999) = Fr 11.31
    

French retailers of Platinum (Horeau? not elsewhere indicated) :


 
c.1854 Price for Platinum Boiler



c.1854/5 Lightning Rod Tips, Fr. 50






1854 Import: 323.6 Kgs. = 10,404 Ozt valued at Frcs.967,800

1854: 1 Troy Oz. Platinum (Customs: Mfg?) = Fr 93.02 (USD$ 18.22)




From England, France imported 3,236 kgs of Platinum worth Fr. 967,800.: Fr. 299./kg
The assumed German price was Fr. 300./kg


 
c. 1854 source, dated price