A crown was 5 shillings or 25p in modern currency.
At the [current] exchange rate of £1 = $1.56226, 25p = £0.25 = $0.39
So if you mean "How many us dollars does one British crown equal?" then the answer is [currently] 0.39 dollars (ie 39 cents).
Otherwise, I'll leave you to convert dollars to bollars, whatever they are.
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There are 100 Pence in the current British Pound. There were 240 Pence in the predecimal British Pound.
4.35371 INR (As of February 15, 2010) One British pound is equal to approximately 72.56 INR.
Florins are no longer circulated but were worth the equivalent of 24 British pennies - 100 equal 1 British pound. The exchange rate varies so need to check with a bank or two.
If you're trying to say how many US dollars equals a British pound then the answer is currently 1.4 (but it varies daily)
The word "crown" is in the King James Version of the Bible 66 times. It is in 66 verses.