iTunes now also is carrying The Hanover Square Affair in audio:
(It’s also at Audible: http://www.audible.com/pd/Romance/The-Hanover-Square-Affair-Audiobook/B00K0SH7KS/ and Amazon: http://www.amazon.com/The-Hanover-Square-Affair-Mysteries/dp/B00K1M88L0/
Also, a reminder that the ebook of Hanover Square is free!
The ebook has already hit the top 100 at Amazon and the top 20 in mystery and crime at Apple.
Audio editions of the rest of the series are in the works!