Russia: 1830-1840?

c. 1839: U. Schödel, mécanicien à Saint-Petersbourg, apparently working with the Daguerreotype.  (The Ruble-Banco/Assignatzia, or Асигнаційного рубль, was withdrawn in 1843; the erroneous 1850 German price-quote must be dated earlier.)

1827: 1 Troy Ounce Platinum (SPb: semi-mfg) = 36.46107 руб Acc.  
~ 9.7875 руб (Ag) = £ 1.519, Fr. 24.47, ℳ 13.13, 
~ 10.1281 руб (Ag) = £ 1.519, Fr. 24.47, ℳ 13.13,
 

1836:  1 Troy Ounce Platinum (SPb: semi-mfg)= 21.87664 руб Acc.  
~ 5.96 руб (Ag), = £ 0.968, Fr. 24.47, ℳ 13.13,
1837:  1 Troy Oz. Platinum (SPb: semi-mfg)= 21.87664 руб Acc.  
~ 5.96 руб (Ag), = £ 0.964, Fr. 24.33, ℳ 13.10,  
1838:  1 Troy Oz. Platinum (SPb: semi-mfg)= 21.87664 руб Acc.  
~ 5.96 руб (Ag), = £ 0.981, Fr. 24.77, ℳ 13.33,
1839:  1 Troy Oz. Platinum (SPb: semi-mfg)= 21.87664 руб Acc.  
~ 5.96 руб (Ag), = £ 1.046, Fr. 25.80, ℳ 13.94, 
1840:  1 Troy Oz. Platinum (SPb: semi-mfg)= 6.25 руб  
~  руб (Ag), = £ 0.9766, Fr. , ℳ ,
1841:  1 Troy Oz. Platinum (SPb: semi-mfg)= 6.25 руб  
~  руб (Ag), ~ £ 1.018, Fr. , ℳ ,





Random mis-dated price-currents, re-published in 1850.