If you have recently visited airdoc.biz you will see the dreaded red security alert page.
It seems the site was hacked.
We found out yesterday and are working to have it cleared up.
The collection is still available for you. Please call 330-335-0050 starting Jan. 3 during office hours to order. Office hours are 7 pm to 9 pm eastern time Monday thru Friday. Sorry for any inconvenience.