A Bank of England One Pound note (Series D - green - featuring Sir Isaac newton)(Chief Cashier J.B. Page - serial A36N), 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 up to £5 GBP.
A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England One Pound note (Series D - green - Sir Isaac Newton)(Chief Cashier D.H.F. Somerset - serial BW25), uncirculated and in absolute mint condition could fetch anything up to £5 GBP. If it has been circulated but still in good condition, it might fetch anything up to £3 GBP. A reputable coin dealer will be able to give a more accurate valuation.
Contemporary England
1996
You do not specify the Chief Cashier or the type of One Pound note. A Bank of England One Pound note beginning with Serial 37J could have been - 1934 - Chief Cashier K.O. Peppiatt - Series A green - Britannia on the front and the Bank of England building on the reverse. 1960 - Chief Cashier L.K. O'Brien - Series C green - QEII on the front and Britannia on the reverse. 197? - Chief Cashier J.B. Page - Series D green - QEII on the front and Isaac Newton on the reverse.
A Bank of England One Pound note (Series D - green)(Chief Cashier J.B. Page - serial D01N), uncirculated and in absolute mint condition could fetch anything up to £12 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 One Pound note (Series D - green)(Chief Cashier D H F Somerset - serial CS75), uncirculated and in absolute mint condition could fetch anything up to £4 GBP. If it has been circulated but still in good condition, it might fetch anything up to £2 GBP. A reputable coin dealer will be able to give a more accurate valuation.
A Bank of England 1978 One Pound note (Series D - green)(Chief Cashier J.B. Page - serial A05), 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 £3 GBP. A reputable coin dealer will be able to give a more accurate valuation.
No sn data in the public domain.
it's named after the word serial killer because they killed anyone related to the Victorians and that was over 33,0000. His name was Harold Literature
Sorry- no public published data for these.
it was made in England
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.