http://www.mappingmemory.info/index.html
An interesting project by Elizabeth Kealy-Morris looking at how memory, place and time can be recorded and documented.
Exploring the use of memory maps, she has focused on Chorlton-on-Medlock around the 1950-1970's.

http://www.mappingmemory.info/ekm/index.html
http://www.chester.ac.uk/departments/art-and-design/staff/morris
Below are some artists that use memory or the loss of it within their work