Amazon has posted this update about the availability of Beatles in Mono remasters box sets:
09/02/09 UPDATE: The manufacturer has informed us that they will be producing additional mono box sets due to high demand. While the mono box set will still remain a limited production item, it will no longer be limited to 10,000 copies for the U.S. market, as originally reported.
We will soon have more mono box sets back in stock. Sign up here to be notified as soon as they are available for order. We will likely have limited quantities, so check back here often for the latest information, or check your email frequently to make sure that you don’t miss out.