A=Last Digit of Telephone Box - Telephone Number 01386 85241A
B=Third Digit of Donnington Brewery Established Date 18B5
C=Third Digit of Postbox number WRC231
D= ( B - A + C)
E=Number of letters in Pubs first word of name.
F=Number of letters of church saint Christian name
Sum check NNNWWW=31
Cache can be found at N 52 00.ABC W 001 51.DEF