Here's the web site, which you can easily find on-line by searching for Boston Blocks eBook -
http://www.bitsnpiecesworkshop.com/pages/home.php
I think you're overly anxious. You ordered the product on Christmas, it is now only 2 days later, and it's altogether possible that Rhonda, the designer, is traveling or otherwise away from her computer at this time of year. In many cases these files are not automatically shipped but require a person to actually email them. I can't imagine any circumstances under which you won't get the eBook, unless you've already panicked and canceled payment.