Westphalia 2/3 thaler 1809

I wondered if someone could tell me what 2 abbreviations stand for : one comes after the title of KIng of Westphalia  and is F P and the other is on the same side of the coin in the inner ring of words and is ND - Togidumnus

If you are talking about specific catalog entries always provide a link.

N#42763 

KOENIG.VON.WESTPHALEN.F.P. 1809.

König von Westphalen Fürst Primas

King of Westphalia Prince Primate

(Fürst Primas is most likely wrong because there was only one and that was Karl Theodor von Dalberg but it falls in the right time frame.)

N.D.REICHS.FUSS.FEIN.SILBER. 

Nach dem Reichsfuß Feinsilber

According to the imperial foot of fine silver