The last British general circulation Florin was minted in 1967.
The last British Florin was minted in 1970.
The first British Florin was introduced in 1849.
There was no 1861 British Florin (Two Shillings) minted.
The last British Florin minted for general circulation was minted in 1967.
Such a coin does not exist. The first British Florin was introduced into circulation in 1849.
The first British Florin was issued in 1849, so it is unlikely that there would be a Half Florin coin minted any earlier. There was never a British coin called a Half Florin. If one existed, a Half Florin would be One Shilling.
Such a coin does not exist. The British Florin (Two Shillings) was reintroduced into the currency in 1848 as a tentative step towards decimalisation, a Florin being one tenth of a Pound.
Such a coin does not exist. The Florin (Two Shillings) was first minted for general circulation in 1849.
The first British Florins were minted in 1848 as a tentative step towards decimalisation.
The only British 22 carat gold coins issued in 1899 were the Sovereign and the Half-Sovereign. The Florin was a silver coin from its introduction into the currency in 1848.
There was no "Festival of Britain" Florin minted, you possibly refer to the "Festival of Britain" Crown (Five Shillings). See "What is the value of a 1951 British Crown - Festival of Britain".
Please check your coin. The word "spade" referring to British coins is a reference to the "spade" shaped shield on the reverse of gold Guinea and Half-Guinea coins minted between 1787 and 1800. The Florin coin was not (re)introduced into the British currency until 1848.