A Bank of England 1971 One Pound note (Series C - green)(Chief Cashier J.B. Page - serial S89M), uncirculated and in absolute mint condition could fetch anything up to £25 GBP. If it has been circulated but still in good condition, it might fetch anything from £6 to £10 GBP.
A reputable coin dealer will be able to give a more accurate valuation.
A combination of the Chief Cashier and the serial number can pin the note down to a year or two.
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 Ten Shilling note (Series C - red/brown)(Chief Cashier J.Q. Hollom - serial Z15), uncirculated and in absolute mint condition could fetch anything up to £16 GBP. If it has been circulated but still in good condition, it might fetch anything up to £8 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 193? Ten Shilling note (Series A - red/brown)(Chief Cashier B. G. Catterns - serial V99 281094), uncirculated and in absolute mint condition could fetch anything up to £320 GBP. If it has been circulated but still in good condition, it might fetch anything from £80 to £200 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England Five Pound note (Series D - blue)(Chief Cashier J.B. Page - serial BT71), uncirculated and in absolute mint condition could fetch anything up to £20 GBP. If it has been circulated but still in good condition, it might fetch anything up to £12 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)(Chief Cashier J S Fforde - serial D01N), 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.
A Bank of England Ten Shilling note (Series A - red/brown)(Chief Cashier K O Peppiatt - serial 08I), uncirculated and in absolute mint condition could fetch anything up to £170 GBP. If it has been circulated but still in good condition, it might fetch anything from £30 to £70 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England Five Pound note (Series D - blue)(Chief Cashier J.B. Page - serial 84D), uncirculated and in absolute mint condition could fetch anything up to £30 GBP. If it has been circulated but still in good condition, it might fetch anything from £8 to £15 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 1967(?) Ten Shilling note (Series C - red/brown)(Chief Cashier J.S. Fforde - serial D__N), 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.
A Bank of England Ten Shilling note (Series A - mauve - Wartime emergency issue)(Chief Cashier - K O Peppiatt), uncirculated and in absolute mint condition could fetch anything up to £65 GBP. If it has been circulated but still in good condition, it might fetch anything from £20 to £34 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 194? Ten Shilling note (Series A - red/brown)(Chief Cashier K.O. Peppiatt - serial J19D), uncirculated and in absolute mint condition could fetch anything up to £80 GBP. If it has been circulated but still in good condition, it might fetch anything from £30 to £65 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England Ten Shilling note (Series A - red/brown)(Chief Cashier L.K. O'Brien - serial number B15Y), uncirculated and in absolute mint condition could fetch anything up to £40 GBP. If it has been circulated but still in good condition, it might fetch anything from £10 to £18 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 1940? Ten Shilling note (Series A - red/brown)(Chief Cashier K.O. Peppiatt - serial E53D), uncirculated and in absolute mint condition could fetch anything up to £65 GBP. If it has been circulated but still in good condition, it might fetch anything from £20 to £34 GBP. A reputable coin dealer will be able to give a more accurate valuation.