Hi,
I have a a plan for the cemetery have added it as an attachment you might like to join a Facebook page:
https://www.facebook.com/groups/wrexhamphotos/
https://www.facebook.com/groups/119516114823382/
There are several others for the areas around Wrexham they have some lovely old photos on them and you can always ask someone to take photos for you everyone is very friendly.
Sandy