Actually just found this, it’s in German but has a good selection of photos from all stages of the project:

http://www.fzt.haw-hamburg.de/pers/Scholz/dglr/hh/text_2008_03_13_Fw200_Restauration_Teil2.pdf

Here is the first part: http://www.fzt.haw-hamburg.de/pers/Scholz/dglr/hh/text_2008_03_13_Fw200_Restauration_Teil1.pdf

Martin