A Bank of England Ten Pound note (Series C - brown)(Chief Cashier J S Fforde - serial A65), uncirculated and in absolute mint condition could fetch anything up to £50 GBP. If it has been circulated but still in good condition, it might fetch anything up to £30 GBP.
A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England One Pound note (Series C - green)(Chief Cashier J.S. Fforde - serial S54L), uncirculated and in absolute mint condition could fetch anything up to £6 GBP. If it has been circulated but still in good condition, it might fetch anything up to £4 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 196? Ten Shilling note (Series C - red/brown)(J S Fforde - serial C04N), uncirculated and in absolute mint condition could fetch anything up to £10 GBP. If it has been circulated but still in good condition, it might fetch anything up to £4 GBP. A reputable coin dealer will be able to give a more accurate valuation.
J.Q. Hollom was the Chief Cashier for the bulk of the period 1962 to 1966. L.K. O'Brien for the early part of 1962 and J.S. Fforde for the later part of 1966. Any reasonable attempt at a valuation would depend on the condition of the note and the serial number.
A Bank of England 1967 Ten Shilling note (Series C - red/brown)(Chief Cashier J.S. Fforde - serial C91N), uncirculated and in absolute mint condition could fetch anything up to £10 GBP. If it has been circulated but still in good condition, it might fetch anything from £2 to £4 GBP. A reputable coin dealer will be able to give a more accurate valuation.
Jasper Fforde is a British novelist who was born in January of 1961. He has written a number of novels including Lost in a Good Book, The Well of Lost Plots, and Something Rotten.
A Bank of England Ten Shilling note (Series C - red/brown)(Chief Cashier J.S. Fforde - serial 70S), uncirculated and in absolute mint condition could fetch anything up to £14 GBP. If it has been circulated but still in good condition, it might fetch anything from £2 to £6 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England Ten Shilling note (Series C - red/brown)(J.S. Fforde - serial 66X), uncirculated and in absolute mint condition could fetch anything up to £14 GBP. If it has been circulated but still in good condition, it might fetch anything from £2 to £6 GBP. A reputable coin dealer will be able to give a more accurate valuation.
Please check the serial number and provide the name of the Chief Cashier if possible.
There are an infinite number of words that can describe a cashier. You can describe a cashier as friendly or unorganized for example.
A Bank of England 1967 Ten Shilling note (Series C - red/brown)(Chief Cashier J.S. Fforde - serial C01N), uncirculated and in absolute mint condition could fetch anything up to £20 GBP. These notes are a curiosity because the combination of letters and numbers spells a word, unfortunately, they are not as valuable as you might expect since there could have been as many as a million of them printed if the entire number range of 6 digits was actually printed. A reputable coin dealer will be able to give a more accurate valuation.
You have omitted the first 3 or 4 characters of the serial number and not provided the name of the Chief Cashier. Modern Bank of England One Pound notes were issued from 1928 to 1984. Please narrow down the possibilities a lot.
A British 196? Ten Shilling note (Series C - red/brown)(J. S. Fforde - serial D13N 648471), uncirculated and in absolute mint condition could fetch anything up to £10 GBP. If it has been circulated but still in good condition, it might fetch anything up to £4 GBP. A reputable coin dealer will be able to give a more accurate valuation.