USA, 1884- : University of California accounts

1884: 1 Troy Oz Platinum (semi-mfg, whols.) = USD$ 7.80

1885: 1 Troy Oz Platinum (Scraps Sold, ret.) = USD$ 6.99

1886: 1 Troy Oz Platinum (CA: Mkt/Scrap) = USD$ 9.64

1887: 1 Troy Oz Platinum (CA: mfg, ret.) = USD$ 12.44

1888: 1 Troy Oz Platinum (CA: Sponge, ret.) = USD$ 9.88
1888: 1 Troy Oz Platinum (CA: mfg, ret.) = USD$ 13.37

 
Mid-1884: Platinum ?
 


July, 1885:


Jan. 1886:



July, 1885:


Dec. 1888:


~Aug. 1889: 126 Grams @ $50 = 

c. Aug. 1888: 1 Troy Oz Platinum (CA: Semi-mfg, Ret.) = USD$ 9.55
c. Aug. 1888: 1 Troy Oz Platinum (CA: Mfg, Ret.) = USD$ 12.75




~Aug. 1889: 108 Grams @ $46.45 =

~ Aug. 1889: 1 Troy Oz Platinum (CA: Mfg, Ret.) = USD$ 13.3774
 


1888?? Mixed Order. 188?: 1 Troy Oz Platinum (CA: ?, Ret.) = USD$ 12.1304



Mid-1884: Forex indicated at 5.15 Francs per USD$ (plus shipping):


De Saga in Heidelberg - ultrafine wire

Late-1884: Forex indicated at $0.98 per 4 Marks (plus shipping): $1.94




July 1885:


Likely, compensation for a lost/damaged crucible (from the scientist) - market rate.

September, 1886:



February, 1887:






In German Marks


Appendix 3A


c.May 1888:


1888:










June 1888:


New York: Platinum Wire, 1883-1898

Citation: Journal of the Franklin Institute, Vol. 146 ; Franklin Institute (Philadelphia, Pa.: 1898) p.210.