One Shilling GBP in 1962 had the purchasing power of about £0.72 GBP today.
NOTE - This historical conversion is the result of many calculations and considerations for which I cannot take credit. The resulting answer should only be regarded as an approximation.
Please ask one question at a time.
The answers to your questions already exist in WA.
Use the format - "What is the value of a 1946 British Shilling?"
one shilling
one shilling and six pence
Assuming you mean a British shilling, about 10 cents or so. 1948 shillings have no silver and are very common.
There was no States of Jersey 1930 One Twelfth of a Shilling coin minted.
Such a coin does not exist. The first British One Shilling coins were introduced into the currency around 1550.
There were no States of Jersey One Twelfth of a Shilling coin issued from 1895 to 1908 inclusive.
One Shilling GBP in 1840 had the purchasing power of about £3.18 GBP today.
The sign for the British Shilling was an S if a sign was required. £1/2/6 or £1/2/6d represented One Pound, Two Shillings and Sixpence. The Shilling value is between the Pound value and the Penny value, so it does not need a sign. The position of the 2 makes the value Two Shillings. 2/6d represented Two Shillings and Sixpence. The Shilling value precedes the Penny value, so it does not need a sign. The position of the 2 makes the value Two Shillings. If the need arose to indicate an even Shilling value, it was written as 2/-, indicating Two Shillings and zero Pence or, 2S, indicating Two Shillings.
There were no 1891 coins struck.
The sign for the British Shilling was an S if a sign was required. £1/2/6 or £1/2/6d represented One Pound, Two Shillings and Sixpence. The Shilling value is between the Pound value and the Penny value, so it does not need a sign. The position of the 2 makes the value Two Shillings. 2/6d represented Two Shillings and Sixpence. The Shilling value precedes the Penny value, so it does not need a sign. The position of the 2 makes the value Two Shillings. If the need arose to indicate an even Shilling value, it was written as 2/-, indicating Two Shillings and zero Pence or, 2S, indicating Two Shillings.
The last New Zealand Shilling containing any silver at all, was minted in 1946. From 1947 onwards, all New Zealand Shillings were made from a copper-nickel alloy. The last New Zealand Shilling was minted in 1965. The 10 cent coins that replaced them had ONE SHILLING marked on them in 1967, 1968 and 1969.
There were twelve predecimal Pennies in a Shilling, as used by many of the British Commonwealth countries. The British Shilling converted to 5 New Pence at the changeover to decimal currency. The Australian and New Zealand Shilling converted to 10 cents at the changeover to decimal currency.