Other than the 1798 coin which is a rarity, the Royal Mint produced no Shilling coins from 1788 to 1815 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.
A shilling is a British monetary coin and is not in the Bible.
A British Pound in 1799 had the purchasing power of about £62.87 GBP today.
The last British Shilling minted for general circulation was minted in 1966.
The Shilling has always been 1/20th of a British Pound.
A British Shilling in 1841 had the purchasing power of about £3.25 GBP today.
A shilling was a coin in British currency until 1971. It's value at decimalisation was 5 new pence.
There was no 1908 British Crown (Five Shilling) minted.
Such a coin does not exist. The British Shilling was last minted for general circulation in 1966. The British Shilling was withdrawn and demonetised in 1990 along with the larger (23.5mm) 5 Pence coins it replaced.
The was never a British 10 Shilling coin minted. A Half-Sovereign was the equivalent of 10 Shillings.
Modified coins have no collector value.
There was no 1970 British Crown (Five Shilling) coin minted. The last British predecimal Crown (Five Shilling) coin to be minted was in 1965.
Assuming you mean a British shilling, about 10 cents or so. 1948 shillings have no silver and are very common.