I have the greatest respect for Andreu Marfull-Pujadas and his work. Both have helped me so much over the past two years.
This is another interesting article by AMP.
Side Note : Synchronicity? The name Prawdin. M. cited at the bottom of the text made me go – Oh!
Why? Because Michael Prawdin wrote one of the first sources that I ever had on Marie de Rohan. WOW ;o)
via the New Chronology website.