So small they would be impossible to make.
See www.xe.com for current exchange rates.
The last British Farthing was minted in 1956 and the coin was demonetised in 1960. There is no British decimal equivalent coin, but at the time of decimalisation, a Farthing, if the coin had existed, would have converted to 0.104 New Pence GBP. At current January 2010 exchange rates, that would be about 2 cents CAD.
The value of a 20 mark gold coin from 1909 would depend on its condition, rarity, and current market demand. You would need to consult with a numismatic expert or appraiser to get an accurate valuation for this specific coin.
Average current market value is $28.00 for this coin.
Average current market value is $4.50-$9.00 for a circulated coin depending on the grade.
Average current market value is $28.00 for this coin.
At current conversion rates (31 July 2016), a ten dollar Jamaican coin is worth 8 cents.
The $50 Liberty is a bullion coin valued for the one troy ounce of gold it contains. Current price would be $1200 - $1400, depending on the spot gold market.
512.00 is the spot price on the current market for 1 pound troy ounce fine silver morgan dollar proff dated 1878 but my advice is find a coin dealer or even better a private coin collector and your coin would be worth closer to 750.00
Please post a new question with the denomination of the 1900 Liberty gold coin.
One pound. At current (October 2016) exchange rates that's about a buck and a quarter American.
Authentic certified examples of this coin have a current market value in the $10,000.00+ range.