HAUNTED - RIP

This cache has been placed in celebration of my 30th Birthday on Halloween. You will need to walk through the area and find the answers to the questions below which will give you the final co-ordinates of the cache location.

Please stick to the paths as all answers can be found without the need to go off track. Please be respectful of the area. Ground is compacted gravel and grass and path to final location would not be suitable for wheels. Cache contains no pen so please bring your own. 

Assume N50° W001°

1- From the starting location look at the plaque on the floor. Subtract the first full date from the second full date = J

2- Find the horse protecting Leonard. How old was Leonard when he died? = 6E

3- Mary Ann was the widow of John Frampton but what year did she pass away? = 19?1 = I

4- S.G Masterman passed away protecting his countery in 1917 but with which Royal Artillery did he belong? =H

5- Annie Christina daughter of Thomas and Mary left this land on which date in September 1886 = F +1

6- Ivy Kibble left us on the 5th April 1957 but how old was she? = A6

7- Henry Rebbeck 15th July. Add all the single dates of his year of passing together = 2B

8- Emmanuel Soffee was born in 1883, but when did he die? = 19D3

9- In memory of Mary and Norman Silvester, but what date? = 199C

10- Henry Emery sadly passed on May 9th, but what was the year? = 187G

Cache - 50° AB.CDE    001° FG.HIJ

Leave the area by the NE gate to reach the final location. Please cover up cache so it can not be seen from either direction.