The Royal Mint produced no Halfpenny coins from 1808 to 1824 inclusive.
Due to Britains ongoing expenses with various wars in the late 18th and early 19th centuries, there were very few silver or copper coins minted, subsequently there were a great many privately minted tokens and counterfeit coins produced.
To get an estimate of value on a privately minted token, you need to provide the details of the inscription on the token.
It would depend on which "Pence" you refer to. The British Penny and Halfpenny were made from bronze from 1860 to their last minting in 1967. The British Threepence and Sixpence were made from sterling silver from 1816 to 1920, and from 1920 to 1946, they were made from 50% silver.
British Farthings were never minted in silver, and no Farthings were minted from 1808 to 1820 inclusive.
The Royal Mint produced no Halfcrown coins from 1752 to 1816 inclusive. Due to Britains ongoing expenses with various wars in the late 18th and early 19th centuries, there were very few silver or copper coins minted, subsequently there were a great many privately minted tokens and counterfeit coins produced. To get an estimate of value on a privately minted token, you need to provide the details of the inscription on the token.
The British Crown (Five Shillings) was minted in silver. 1894 was not a year of any great significance for Queen Victoria.
No US dimes were minted in 1816.
A British John Wilkinson 1790 copper Halfpenny token, in good condition, might fetch anything from £6 to £10 GBP. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.
From 1816 to 1919 inclusive, British Shillings were minted from 0.925 fine silver. The only exception to this was a Proof in gold FDC Shilling in 1816 which is so rare it is unlikely to exist outside of a museum. If you do have a gold 1860 Shilling, it is because somebody has plated it, rendering it worthless as a collectible.
Tariff of 1816
British Methodist Episcopal Church was created in 1816.
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William Gordon - British Army officer - died in 1816.
The only British "pence" coin issued in 1816 was the Sixpence. You might see one in a museum or maybe a coin dealers.