Rusty Neon
I noticed an entry for a book called _Secrets of the Marseilles Tarot_ by Namron Books, listed on amazon.co.uk. I wonder if it covers the pips in any significant detail.
http://www.amazon.co.uk/exec/obidos/ASIN/0951706101/aeclectictaro-21/
http://www.amazon.co.uk/exec/obidos/ASIN/0951706101/aeclectictaro-21/