With the recent start of the latest series of Who Do You Think You Are I thought I would create a puzzle around my other, if not greater, passion of genealogy.
The clues consist of a number of basic dates which will be familiar to all practiced family historians but may require some research in order to derive the final co-ordinates.
The cache can be found at:- N 54 28.ABC, W 001 17.DEF
Where:-
A = M + N
B = P - S
C = Q - S
D = T - P
E = T - U
F = V - R - P + S
And:-
Hardwick's Marriage Act (26 Geo. II. 33) came into force 25 March 17MN
General Registration began in 18PQ
First Census which contained names took place 06 June 18RS
Starting date for Parish Registers was 1TUV
You can validate your puzzle solution with certitude.